MathsGee Q&A Forum - Recent questions in Mathematics
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Powered by Question2AnswerFind \(\dfrac{3.96 }{ 0.7}\) to the nearest tenth
https://mathsgee.com/46612/find-dfrac-3-96-0-7-to-the-nearest-tenth
Find \(\dfrac{3.96 }{ 0.7}\) to the nearest tenthMathematicshttps://mathsgee.com/46612/find-dfrac-3-96-0-7-to-the-nearest-tenthSun, 27 Nov 2022 10:07:39 +0000What is \(6.4-y=62 / 5\)?
https://mathsgee.com/46611/what-is-6-4-y-62-5
What is \(6.4-y=62 / 5\)?Mathematicshttps://mathsgee.com/46611/what-is-6-4-y-62-5Sun, 27 Nov 2022 10:05:22 +0000What shape is created if you connect the following points: \((1,1),(5,1)\), \((7,3)\), and \((3,3)\)
https://mathsgee.com/46610/what-shape-is-created-if-you-connect-the-following-points-and
What shape is created if you connect the following points: \((1,1),(5,1)\), \((7,3)\), and \((3,3)\)Mathematicshttps://mathsgee.com/46610/what-shape-is-created-if-you-connect-the-following-points-andSun, 27 Nov 2022 10:04:24 +0000What percent of \(897.77\) is \(84.95 \)?
https://mathsgee.com/46609/what-percent-of-897-77-is-84-95
What percent of \(897.77\) is \(84.95 \)?Mathematicshttps://mathsgee.com/46609/what-percent-of-897-77-is-84-95Sun, 27 Nov 2022 10:03:44 +0000The stem-and-leaf display below represents ages, in years, of a group of teachers.
https://mathsgee.com/46608/stem-leaf-display-below-represents-ages-years-group-teachers
The stem-and-leaf display below represents ages, in years, of a group of teachers.<br />
<br />
\begin{equation}<br />
\begin{array}{c|ccccccc}<br />
\text { Stem } & {\text { Leaves }} & & & & \\<br />
\hline 2 & 5 & 8 & & & & & \\<br />
3 & 4 & 5 & 5 & 5 & & & \\<br />
4 & 0 & 0 & 2 & 7 & 9 & & \\<br />
5 & 0 & 0 & 0 & 0 & 5 & 5 & 8<br />
\end{array}<br />
\end{equation}<br />
<br />
1. Determine the average age of the teachers.<br />
2. What is the mode of the ages of the teachers?<br />
3. Determine the median of the ages of the teachers.Mathematicshttps://mathsgee.com/46608/stem-leaf-display-below-represents-ages-years-group-teachersSun, 27 Nov 2022 09:06:18 +0000The volume of a rectangular tank is \(7000 \mathrm{~m}^3\), the length \(=25 \mathrm{~m}\) and the breadth \(=80 \mathrm{~m}\). Calculate the height.
https://mathsgee.com/46607/volume-rectangular-mathrm-breadth-mathrm-calculate-height
The volume of a rectangular tank is \(7000 \mathrm{~m}^3\), the length \(=25 \mathrm{~m}\) and the breadth \(=80 \mathrm{~m}\). Calculate the height.Mathematicshttps://mathsgee.com/46607/volume-rectangular-mathrm-breadth-mathrm-calculate-heightSun, 27 Nov 2022 09:03:45 +0000A solid cylinder has a base with the radius \(=7 \mathrm{~cm}\), the height \(=16 \mathrm{~cm}\) and \(\pi=\frac{22}{7}\). Calculate the surface area of the cylinder.
https://mathsgee.com/46606/cylinder-radius-height-mathrm-calculate-surface-cylinder
A solid cylinder has a base with the radius \(=7 \mathrm{~cm}\), the height \(=16 \mathrm{~cm}\) and \(\pi=\frac{22}{7}\). Calculate the surface area of the cylinder.Mathematicshttps://mathsgee.com/46606/cylinder-radius-height-mathrm-calculate-surface-cylinderSun, 27 Nov 2022 09:03:09 +0000Factorise fully:
https://mathsgee.com/46605/factorise-fully
Factorise fully:<br />
\(1. \quad 10 t^2-5 t\)<br />
<br />
\(2. \quad 81-100 a^2\) <br />
<br />
\(3. \quad x^2+5 x+6\)Mathematicshttps://mathsgee.com/46605/factorise-fullySun, 27 Nov 2022 09:01:53 +0000Calculate the product of \(2 x-1\) and \(x^2+2 x-3\).
https://mathsgee.com/46604/calculate-the-product-of-2-x-1-and-x-2-2-x-3
Calculate the product of \(2 x-1\) and \(x^2+2 x-3\).Mathematicshttps://mathsgee.com/46604/calculate-the-product-of-2-x-1-and-x-2-2-x-3Sun, 27 Nov 2022 09:00:24 +0000Calculate \(3^{\frac{1}{2}} \times 3^{\frac{1}{2}} \times 3^0\)
https://mathsgee.com/46603/calculate-3-frac-1-2-times-3-frac-1-2-times-3-0
Calculate \(3^{\frac{1}{2}} \times 3^{\frac{1}{2}} \times 3^0\)Mathematicshttps://mathsgee.com/46603/calculate-3-frac-1-2-times-3-frac-1-2-times-3-0Sun, 27 Nov 2022 08:59:57 +0000Calculate without using a calculator. Show your calculation steps. \[ \frac{2 \times 3^2 \times 5^4}{5^3 \times 8^0} \]
https://mathsgee.com/46602/calculate-without-calculator-calculation-steps-times-times
Calculate without using a calculator. Show your calculation steps.<br />
\[<br />
\frac{2 \times 3^2 \times 5^4}{5^3 \times 8^0}<br />
\]Mathematicshttps://mathsgee.com/46602/calculate-without-calculator-calculation-steps-times-timesSun, 27 Nov 2022 08:59:28 +0000Calculate without using a calculator. Show the calculation steps. \[ -4^3 \div \sqrt{64} \]
https://mathsgee.com/46601/calculate-without-using-calculator-show-calculation-steps
Calculate without using a calculator. Show the calculation steps.<br />
\[<br />
-4^3 \div \sqrt{64}<br />
\]Mathematicshttps://mathsgee.com/46601/calculate-without-using-calculator-show-calculation-stepsSun, 27 Nov 2022 08:59:00 +0000A box contains 3 blue, 4 white and 5 green marbles of the same size. What is the probability that one randomly can take out a green marble?
https://mathsgee.com/46600/contains-white-marbles-probability-randomly-green-marble
A box contains 3 blue, 4 white and 5 green marbles of the same size. What is the probability that one randomly can take out a green marble?Mathematicshttps://mathsgee.com/46600/contains-white-marbles-probability-randomly-green-marbleSun, 27 Nov 2022 08:58:33 +0000The length of the sides of a square is doubled. Write down the value of \(k\) if the perimeter of the enlarged square \(=k \times\) the perimeter of the original square.
https://mathsgee.com/46599/doubled-perimeter-enlarged-square-perimeter-original-square
The length of the sides of a square is doubled. Write down the value of \(k\) if the perimeter of the enlarged square \(=k \times\) the perimeter of the original square.Mathematicshttps://mathsgee.com/46599/doubled-perimeter-enlarged-square-perimeter-original-squareSun, 27 Nov 2022 08:57:53 +0000What is the area of a rectangle if the length \(=17 \mathrm{~cm}\) and the breadth \(=12 \mathrm{~cm} ?\)
https://mathsgee.com/46598/what-area-rectangle-the-length-mathrm-and-the-breadth-mathrm
What is the area of a rectangle if the length \(=17 \mathrm{~cm}\) and the breadth \(=12 \mathrm{~cm} ?\)Mathematicshttps://mathsgee.com/46598/what-area-rectangle-the-length-mathrm-and-the-breadth-mathrmSun, 27 Nov 2022 08:57:20 +0000In \(\triangle A B C, \hat{A}=40^{\circ}\) and \(\hat{C}=30^{\circ}\) means that \(\hat{B}=\ldots\)
https://mathsgee.com/46597/in-triangle-hat-a-40-circ-and-hat-c-30-circ-means-that-hat-ldots
In \(\triangle A B C, \hat{A}=40^{\circ}\) and \(\hat{C}=30^{\circ}\) means that \(\hat{B}=\ldots\)Mathematicshttps://mathsgee.com/46597/in-triangle-hat-a-40-circ-and-hat-c-30-circ-means-that-hat-ldotsSun, 27 Nov 2022 08:56:49 +0000In \(\triangle A B C, A B=A C\) means that \(\hat{B}=\ldots\)
https://mathsgee.com/46596/in-triangle-a-b-c-a-b-a-c-means-that-hat-b-ldots
In \(\triangle A B C, A B=A C\) means that \(\hat{B}=\ldots\)Mathematicshttps://mathsgee.com/46596/in-triangle-a-b-c-a-b-a-c-means-that-hat-b-ldotsSun, 27 Nov 2022 08:56:16 +0000Complete the following number sequence. \[ 3 ; 9 ; 27 ; 81 \text {; .. } \]
https://mathsgee.com/46595/complete-the-following-number-sequence-3-9-27-81-text
Complete the following number sequence.<br />
\[<br />
3 ; 9 ; 27 ; 81 \text {; .. }<br />
\]Mathematicshttps://mathsgee.com/46595/complete-the-following-number-sequence-3-9-27-81-textSun, 27 Nov 2022 08:55:38 +0000State whether the following statement is true or false. The point \(\mathrm{A}(-1 ;-2)\) lies in the \(3^{\text {rd }}\) quadrant.
https://mathsgee.com/46594/state-whether-following-statement-false-point-mathrm-quadrant
State whether the following statement is true or false. The point \(\mathrm{A}(-1 ;-2)\) lies in the \(3^{\text {rd }}\) quadrant.Mathematicshttps://mathsgee.com/46594/state-whether-following-statement-false-point-mathrm-quadrantSun, 27 Nov 2022 08:55:07 +0000Complete the following number sequence. \[ 1 ;-3 ; 9 ;-27 ; \]
https://mathsgee.com/46593/complete-the-following-number-sequence-1-3-9-27
Complete the following number sequence.<br />
\[<br />
1 ;-3 ; 9 ;-27 ;<br />
\]Mathematicshttps://mathsgee.com/46593/complete-the-following-number-sequence-1-3-9-27Sun, 27 Nov 2022 08:54:32 +0000Complete: \((7 x)^2+11 x^2=\ldots\)
https://mathsgee.com/46592/complete-7-x-2-11-x-2-ldots
Complete: \((7 x)^2+11 x^2=\ldots\)Mathematicshttps://mathsgee.com/46592/complete-7-x-2-11-x-2-ldotsSun, 27 Nov 2022 08:54:01 +0000Complete: \(2 x^2+3 x^2=\ldots\)
https://mathsgee.com/46591/complete-2-x-2-3-x-2-ldots
Complete: \(2 x^2+3 x^2=\ldots\)Mathematicshttps://mathsgee.com/46591/complete-2-x-2-3-x-2-ldotsSun, 27 Nov 2022 08:53:35 +0000Write down the coefficient of \(x\) in the expression \(-6 x+4\).
https://mathsgee.com/46590/write-down-the-coefficient-of-x-in-the-expression-6-x-4
Write down the coefficient of \(x\) in the expression \(-6 x+4\).Mathematicshttps://mathsgee.com/46590/write-down-the-coefficient-of-x-in-the-expression-6-x-4Sun, 27 Nov 2022 08:53:07 +0000Calculate the value of \(a+12\), if \(a=13\).
https://mathsgee.com/46589/calculate-the-value-of-a-12-if-a-13
Calculate the value of \(a+12\), if \(a=13\).Mathematicshttps://mathsgee.com/46589/calculate-the-value-of-a-12-if-a-13Sun, 27 Nov 2022 08:52:37 +0000Solve the following equation by inspection: \(7 x=91\)
https://mathsgee.com/46588/solve-the-following-equation-by-inspection-7-x-91
Solve the following equation by inspection: \(7 x=91\)Mathematicshttps://mathsgee.com/46588/solve-the-following-equation-by-inspection-7-x-91Sun, 27 Nov 2022 08:52:11 +0000Complete: \(\left(6^{2 / 3}\right)^3=\ldots\)
https://mathsgee.com/46587/complete-left-6-2-3-right-3-ldots
Complete: \(\left(6^{2 / 3}\right)^3=\ldots\)Mathematicshttps://mathsgee.com/46587/complete-left-6-2-3-right-3-ldotsSun, 27 Nov 2022 08:51:42 +0000Which one of the given numbers is irrational? \[ \sqrt{25} ; \sqrt{5} ; 3,15 ; \frac{2}{3} \]
https://mathsgee.com/46586/which-one-the-given-numbers-is-irrational-sqrt-25-sqrt-15-frac
Which one of the given numbers is irrational?<br />
\[<br />
\sqrt{25} ; \sqrt{5} ; 3,15 ; \frac{2}{3}<br />
\]Mathematicshttps://mathsgee.com/46586/which-one-the-given-numbers-is-irrational-sqrt-25-sqrt-15-fracSun, 27 Nov 2022 08:50:56 +0000Write \(6,7 \times 10^{-3}\) in the standard form.
https://mathsgee.com/46585/write-6-7-times-10-3-in-the-standard-form
Write \(6,7 \times 10^{-3}\) in the standard form.Mathematicshttps://mathsgee.com/46585/write-6-7-times-10-3-in-the-standard-formSun, 27 Nov 2022 08:50:24 +0000Calculate \(8\left(\frac{1}{8}-\sqrt{\frac{1}{16}}\right)\)
https://mathsgee.com/46584/calculate-8-left-frac-1-8-sqrt-frac-1-16-right
Calculate \(8\left(\frac{1}{8}-\sqrt{\frac{1}{16}}\right)\)Mathematicshttps://mathsgee.com/46584/calculate-8-left-frac-1-8-sqrt-frac-1-16-rightSun, 27 Nov 2022 08:49:57 +0000Simplify the ratio R250: R150: R100.
https://mathsgee.com/46583/simplify-the-ratio-r250-r150-r100
Simplify the ratio R250: R150: R100.Mathematicshttps://mathsgee.com/46583/simplify-the-ratio-r250-r150-r100Sun, 27 Nov 2022 08:49:31 +0000Complete: \(0,01 \times 10^2 \times \frac{1}{3}=\ldots\)
https://mathsgee.com/46582/complete-0-01-times-10-2-times-frac-1-3-ldots
Complete: \(0,01 \times 10^2 \times \frac{1}{3}=\ldots\)Mathematicshttps://mathsgee.com/46582/complete-0-01-times-10-2-times-frac-1-3-ldotsSun, 27 Nov 2022 08:49:04 +0000Write 7530000 in scientific notation.
https://mathsgee.com/46581/write-7530000-in-scientific-notation
Write 7530000 in scientific notation.Mathematicshttps://mathsgee.com/46581/write-7530000-in-scientific-notationSun, 27 Nov 2022 08:48:37 +0000Two numbers are given in factorised form as follows: \(2 \times 2 \times 3 \times 5 \times 7\) and \(2 \times 3 \times 7 \times 7\). What is the HCF of the two numbers?
https://mathsgee.com/46580/numbers-given-factorised-follows-times-times-times-numbers
Two numbers are given in factorised form as follows:<br />
\(2 \times 2 \times 3 \times 5 \times 7\) and \(2 \times 3 \times 7 \times 7\). What is the HCF of the two numbers?Mathematicshttps://mathsgee.com/46580/numbers-given-factorised-follows-times-times-times-numbersSun, 27 Nov 2022 08:48:07 +0000Write the ratio \(\frac{4}{13}: \frac{7}{13}\) in the simplest form.
https://mathsgee.com/46579/write-the-ratio-frac-4-13-frac-7-13-in-the-simplest-form
Write the ratio \(\frac{4}{13}: \frac{7}{13}\) in the simplest form.Mathematicshttps://mathsgee.com/46579/write-the-ratio-frac-4-13-frac-7-13-in-the-simplest-formSun, 27 Nov 2022 08:47:29 +0000There are 4 kings in a pack of 52 playing cards \(\mathrm{A}\) king is taken out of a deck of playing cards and is not replaced before taking out another card. What is the probability of drawing another king?
https://mathsgee.com/46578/playing-playing-replaced-another-probability-drawing-another
There are 4 kings in a pack of 52 playing cards \(\mathrm{A}\) king is taken out of a deck of playing cards and is not replaced before taking out another card. What is the probability of drawing another king?Mathematicshttps://mathsgee.com/46578/playing-playing-replaced-another-probability-drawing-anotherSun, 27 Nov 2022 08:47:00 +0000Determine the probability of getting an odd square number when throwing a dice once.
https://mathsgee.com/46577/determine-probability-getting-square-number-when-throwing
Determine the probability of getting an odd square number when throwing a dice once.Mathematicshttps://mathsgee.com/46577/determine-probability-getting-square-number-when-throwingSun, 27 Nov 2022 08:46:22 +0000What is the probability of drawing a red ACE from a pack of 52 playing cards?
https://mathsgee.com/46576/what-the-probability-drawing-red-ace-from-pack-playing-cards
What is the probability of drawing a red ACE from a pack of 52 playing cards?Mathematicshttps://mathsgee.com/46576/what-the-probability-drawing-red-ace-from-pack-playing-cardsSun, 27 Nov 2022 08:45:52 +0000Calculate the median of the following test scores.
https://mathsgee.com/46575/calculate-the-median-of-the-following-test-scores
Calculate the median of the following test scores.<br />
\(\begin{array}{lllllllll}18 & 11 & 12 & 13 & 15 & 17 & 12 & 25 & 12\end{array}\)Mathematicshttps://mathsgee.com/46575/calculate-the-median-of-the-following-test-scoresSun, 27 Nov 2022 08:45:24 +0000Calculate the mean of the following test scores.
https://mathsgee.com/46574/calculate-the-mean-of-the-following-test-scores
Calculate the mean of the following test scores.<br />
\(\begin{array}{lllllllll}11 & 12 & 12 & 12 & 13 & 15 & 17 & 18 & 25\end{array}\)Mathematicshttps://mathsgee.com/46574/calculate-the-mean-of-the-following-test-scoresSun, 27 Nov 2022 08:44:46 +0000Point \(B(-2 ; 3)\) is translated 3 units to the right and 4 units down. Complete: The co-ordinates of its image \(B^{\prime}\) are ...
https://mathsgee.com/46573/point-translated-units-units-complete-ordinates-image-prime
Point \(B(-2 ; 3)\) is translated 3 units to the right and 4 units down. The co-ordinates of its image \(B^{\prime}\) are ...Mathematicshttps://mathsgee.com/46573/point-translated-units-units-complete-ordinates-image-primeSun, 27 Nov 2022 08:43:58 +0000A hexagonal prism has \(\ldots\) edges.
https://mathsgee.com/46572/a-hexagonal-prism-has-ldots-edges
A hexagonal prism has \(\ldots\) edges.Mathematicshttps://mathsgee.com/46572/a-hexagonal-prism-has-ldots-edgesSun, 27 Nov 2022 08:43:18 +0000A 3-D object which ONLY has all faces of a square is called a ...
https://mathsgee.com/46571/a-3-d-object-which-only-has-all-faces-of-a-square-is-called-a
A 3-D object which ONLY has all faces of a square is called a ...Mathematicshttps://mathsgee.com/46571/a-3-d-object-which-only-has-all-faces-of-a-square-is-called-aSun, 27 Nov 2022 08:42:49 +0000What is the size of each interior angle in a regular hexagon?
https://mathsgee.com/46570/what-is-the-size-of-each-interior-angle-in-a-regular-hexagon
What is the size of each interior angle in a regular hexagon?Mathematicshttps://mathsgee.com/46570/what-is-the-size-of-each-interior-angle-in-a-regular-hexagonSun, 27 Nov 2022 08:42:18 +0000A platonic solid with 8 faces is called ...
https://mathsgee.com/46569/a-platonic-solid-with-8-faces-is-called
A platonic solid with 8 faces is called ...Mathematicshttps://mathsgee.com/46569/a-platonic-solid-with-8-faces-is-calledSun, 27 Nov 2022 08:41:49 +0000The line segment that divides a circle into 2 equal parts is called a \(\ldots\)
https://mathsgee.com/46568/line-segment-that-divides-circle-into-equal-parts-called-ldots
The line segment that divides a circle into 2 equal parts is called a \(\ldots\)Mathematicshttps://mathsgee.com/46568/line-segment-that-divides-circle-into-equal-parts-called-ldotsSun, 27 Nov 2022 08:41:02 +0000A ... is a quadrilateral where each vertex angle is a right angle.
https://mathsgee.com/46567/a-is-a-quadrilateral-where-each-vertex-angle-is-a-right-angle
A ... is a quadrilateral where each vertex angle is a right angle.Mathematicshttps://mathsgee.com/46567/a-is-a-quadrilateral-where-each-vertex-angle-is-a-right-angleSun, 27 Nov 2022 08:40:33 +0000What is the \(y\)-intercept of the graph defined by \(4 x+2 y=12 ?\)
https://mathsgee.com/46566/what-is-the-y-intercept-of-the-graph-defined-by-4-x-2-y-12
What is the \(y\)-intercept of the graph defined by \(4 x+2 y=12 ?\)Mathematicshttps://mathsgee.com/46566/what-is-the-y-intercept-of-the-graph-defined-by-4-x-2-y-12Sun, 27 Nov 2022 08:39:44 +0000If \(x=3\) in the equation \(x^2+x+t=0\), then the value of \(t\) is \(\ldots\)
https://mathsgee.com/46565/if-x-3-in-the-equation-x-2-x-t-0-then-the-value-of-t-is-ldots
If \(x=3\) in the equation \(x^2+x+t=0\), then the value of \(t\) is \(\ldots\)Mathematicshttps://mathsgee.com/46565/if-x-3-in-the-equation-x-2-x-t-0-then-the-value-of-t-is-ldotsSun, 27 Nov 2022 08:39:19 +0000Express \(\frac{x}{y}-1=\ldots\) as a single fraction
https://mathsgee.com/46564/express-frac-x-y-1-ldots-as-a-single-fraction
Express \(\frac{x}{y}-1=\ldots\) as a single fractionMathematicshttps://mathsgee.com/46564/express-frac-x-y-1-ldots-as-a-single-fractionSun, 27 Nov 2022 08:38:48 +0000What is the value of \(x\) if \(3^x=\frac{1}{9} ?\)
https://mathsgee.com/46563/what-is-the-value-of-x-if-3-x-frac-1-9
What is the value of \(x\) if \(3^x=\frac{1}{9} ?\)Mathematicshttps://mathsgee.com/46563/what-is-the-value-of-x-if-3-x-frac-1-9Sun, 27 Nov 2022 08:37:51 +0000