Questions by nikhil

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Find the smallest number by which each of the following numbers must be multiplied to obtain a perfect cube.

asked Jan 17, 2022 in 8th-maths

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State true or false. There is no perfect cube which ends with

asked Jan 17, 2022 in 8th-maths

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State true or false. The cube of a single digit number may be a single digit

asked Jan 17, 2022 in 8th-maths

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The cost per head if two teachers are also going with the

asked Jan 17, 2022 in 8th-maths

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Find the ratio of the following. 5 m to 10 km

asked Jan 17, 2022 in 8th-maths

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Convert the following ratios to percentages. 2 :

asked Jan 17, 2022 in 8th-maths

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72% of 25 students are good in mathematics. How many are not good in

asked Jan 17, 2022 in 8th-maths

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A football team won 10 matches out of the total number of matches they played. If their win percentage was 40, then how many matches did they play in

asked Jan 17, 2022 in 8th-maths

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If Chameli had Rs 600 left after spending 75% of her money, how much did she have in the

asked Jan 17, 2022 in 8th-maths

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(Finding Sales Tax) The cost of a pair of roller skates at a shop was Rs 450. The sales tax charged was 5%. Find the bill

asked Jan 17, 2022 in 8th-maths

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The cost of an article was Rs 15,500. Rs 450 were spent on its repairs. If it is sold for a profit of 15%, find the selling price of the

asked Jan 17, 2022 in 8th-maths

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A milkman sold two of his buffaloes for Rs 20,000 each. On one he made a gain of 5% and on the other a loss of 10%. Find his overall gain or loss. (Hint: Find CP of

asked Jan 17, 2022 in 8th-maths

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Vasudevan invested Rs 60,000 at an interest rate of 12% per annum compounded half yearly. What amount would he get after 6

asked Jan 17, 2022 in 8th-maths

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Carry out the multiplication of the expressions in each of the following pairs. `a^2 – 9,

asked Jan 17, 2022 in 8th-maths

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Carry out the multiplication of the expressions in each of the following pairs. `pq + qr + rp,

asked Jan 17, 2022 in 8th-maths

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Find the product.

asked Jan 17, 2022 in 8th-maths

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Find the product. `x xx x^2 xx x^3 xx

asked Jan 17, 2022 in 8th-maths

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- Add: 2x (z – x – y) and 2y (z – y –

asked Jan 17, 2022 in 8th-maths

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Multiply (a + 7) and (b – 5)

asked Jan 17, 2022 in 8th-maths

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Multiply the binomials. (2.5l – 0.5m) and (2.5l + 0.5m)

asked Jan 17, 2022 in 8th-maths

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