Recent questions tagged class8

Out of $15,000$ voters in constituency , $60\%$ voted . Find the percentage of voters who did not vote. Can you find how many actually did not vote.

asked May 15, 2015 by meena.p

1 answer

A shopkeeper looses $20 \%$ by selling a bicycle for $Rs. 1536$. Find the cost price of the bicycle.

asked May 15, 2015 by meena.p

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Express $15 \large\frac{1}{2} $$\%$ into fraction .

asked May 15, 2015 by meena.p

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You are required to get $40 \%$ of maximum marks to pass. But you get $203$ marks and declared failed by $27 $ marks . Find the total number of marks.

asked May 15, 2015 by meena.p

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In an examination $35\%$ of students failed and $325$ students passed. Find the number of students who appeared in the examination .

asked May 14, 2015 by meena.p

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A metal contains $70 \%$ tin , $25 \%$ brass and the rest in zinc . Find the quantity of zinc in $250\;kg$ of this metal.

asked May 14, 2015 by meena.p

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Find the ratio of $15\;m$ to $15\;km$

asked May 14, 2015 by meena.p

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A student got 45 marks out of $75$ express his marks in percentage

asked May 14, 2015 by meena.p

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The largest bell in the world weighs $180 $ tones . A bell in Burma weighs $44.5 \%$ of it. Find the weight of this bell.

asked May 14, 2015 by meena.p

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A student got $60 \%$ of the maximum mark. If the maximum marks is $600$. Find the marks.

asked May 14, 2015 by meena.p

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Find $75 \%$ of $225$

asked May 14, 2015 by meena.p

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$30 \%$ of what number is $60$?

asked May 14, 2015 by meena.p

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Find $x$ if $ \large\frac{3}{2}$$\%$ x is 15 .

asked May 14, 2015 by meena.p

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In a city $30 \%$ are females , $40 \%$ are males and remaining are children, what percent are children ?

asked May 14, 2015 by meena.p

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Find the whole quantity if $12 \%$ of it is $Rs. 1080$

asked May 14, 2015 by meena.p

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Find $75 \%$ of $1\;kg$

asked May 14, 2015 by meena.p

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Find $1 \%$ of 1 hour

asked May 14, 2015 by meena.p

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The present population of a town is $12500$ and it is increasing at the rate of $8\%$ per annum . What will be the population of the town after 2 years?

asked May 14, 2015 by meena.p

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The population of a town 2 years ago was $62500$. Since some persons migrate to different cities the number of people decreases every year at the rate of $4\%$ per annum. Find its present population .

asked May 14, 2015 by meena.p

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Find the compound interest on $Rs. 12500$ for a 9 months at $8 \%$ per compounded quarterly

asked May 14, 2015 by meena.p

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Find the compound interest on $Rs. 160000$ for $2 $ years at $10 \%$ per annum when compounded semi - annually

asked May 14, 2015 by meena.p

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Find the compound interest on $Rs. 15625$ for $ \large\frac{1}{2}$ years at $8 \%$ per annum when compounded half yearly

asked May 13, 2015 by meena.p

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Find the compound interest on $Rs. 6400$ for $2 years$ compounded actually at $7 \large\frac{1}{2}$$\%$ per annum.

asked May 13, 2015 by meena.p

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The population of a city increases by $4 \%$ of what it had been at the beginning of each year. If the population in $1997$ had been $6760000$ . Find the population of the city in $1999$

asked May 13, 2015 by meena.p

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The population of a village is $50000$. It increases by $5 \%$ every year . Find the population at the end of 2 years

asked May 13, 2015 by meena.p

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Find the amount and the compound interest on $Rs. 2500$ for $2 years $ at $10 \%$ per annum compound annually

asked May 13, 2015 by meena.p

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Find the compound interest on $Rs. 25000$ for 3 years at $6 \%$ per annum compounded annually .

asked May 13, 2015 by meena.p

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Ravi purchased an old scooter for $Rs. 12000$ and spent $Rs. 2850$ on its over handling . Then he sold it to his friend for $Rs. 13860$. How much percent did he gain or loss ?

asked May 13, 2015 by meena.p

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R air purchased a table for $Rs. 1260$ and due top some scratches on its top he had to sell it for $Rs. 1197$ Find his loss $\%$

asked May 13, 2015 by meena.p

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Mohan bought a CD fro $Rs. 750 $ and sold it for $Rs. 875$ find his gain percent

asked May 13, 2015 by meena.p

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By selling a T-shirt $Rs. 216$ a shopkeeper loss $4\%$ What will be the actual price of a T-shirt ?

asked May 13, 2015 by meena.p

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Sahana sells two watches for $Rs. 1955$ each gaining $15 \%$ on one losing $15 \%$ on the other. Find her gain or loss percent in the whole transaction

asked May 13, 2015 by meena.p

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The marked price of a ceilling fan is $Rs. 1250$ and the shopkeeper allows a discount of $6\%$ on it. Find selling price of a fan.

asked May 13, 2015 by meena.p

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Convert the ratio into percentage $5 : 4$

asked May 13, 2015 by meena.p

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$36$ is multiplied by x to get a perfect cube. The value of x is

asked Apr 21, 2015 by meena.p

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The cube root of $1.331$ is

asked Apr 21, 2015 by meena.p

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$\large\frac{\sqrt[3]{0.512}}{x} $$= \sqrt[3]{1000}$ then the value of x is

asked Apr 21, 2015 by meena.p

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By what the least number should $4000$ be divided so as to obtain a number which is a perfect cube .

asked Apr 21, 2015 by meena.p

1 answer

By what the least number should $675$ be multiplied so as to obtain a number which is a perfect cube .

asked Apr 21, 2015 by meena.p

2 answers

The largest 4 digit number which is a perfect cube is

asked Apr 20, 2015 by meena.p

1 answer

The cube root of $0.000512$ is

asked Apr 20, 2015 by meena.p

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Find the volume of a cube whose edge is $2.5\;cm$

asked Apr 20, 2015 by meena.p

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What is the edge of a cube whose volume is $1348\;cm^3$

asked Apr 20, 2015 by meena.p

1 answer

Which of the following is the perfect cube ?

asked Apr 20, 2015 by meena.p

1 answer

The cube of $149$ one's digit is

asked Apr 20, 2015 by meena.p

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A Perfect cube number does not end with ________ zeros.

asked Apr 20, 2015 by meena.p

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In the prime factorization of any number each factor appears three times , then the number is

asked Apr 20, 2015 by meena.p

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What is the smallest number by which $392$ must be multiplied so that the product is a perfect cube .

asked Apr 20, 2015 by meena.p

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If a cube has a surface area of $6144\;m^2$ then the volume of the cube , is ________ $m^3$

asked Apr 20, 2015 by meena.p

1 answer

Solve : $\sqrt{ (45^2+28^2)^3}$

asked Apr 20, 2015 by meena.p

1 answer

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