Questions by Simran

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Sanchay put a 1cm stick of gum through a `(1 xx 3^(–2))` machine. How long was the stick when it came

asked Jan 18, 2022 in 8th-maths

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Shikha has an order from a golf course designer to put palm trees through a `(xx 2^3)` machine and then through a `(xx 3^3)` machine. She thinks she can do the job with a single repeater machine. What single repeater machine should she use?

asked Jan 18, 2022 in 8th-maths

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If `7/3%` of a number is 42, then the number

asked Jan 18, 2022 in 8th-maths

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By selling 50 pens, a shopkeeper lost the amount equal to the selling price of 10 pens. His loss per cent is

asked Jan 18, 2022 in 8th-maths

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Amna purchased a toy for Rs 660 including sales tax. If the rate of sales tax is 10%, then the selling price of the toy is

asked Jan 18, 2022 in 8th-maths

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After allowing a discount of 15% on the marked price of an article, it is sold for Rs 680. The marked price of the article is Rs

asked Jan 18, 2022 in 8th-maths

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A jacket was sold for Rs 1,120 after allowing a discount of 20%. The marked price of the jacket

asked Jan 18, 2022 in 8th-maths

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40% of [100 – 20% of 300] is equal

asked Jan 18, 2022 in 8th-maths

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C.P. = M.P. –

asked Jan 18, 2022 in 8th-maths

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Number of students appearing for class X CBSE examination increases from 91,422 in 1999–2000 to 11,6054 in 2008–09. Increase in the number of students appeared is approximately

asked Jan 18, 2022 in 8th-maths

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In case of gain, S.P. = `((100+gai

asked Jan 18, 2022 in 8th-maths

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The cost of a book marked at Rs 190 after paying a sales tax of 2% is Rs

asked Jan 18, 2022 in 8th-maths

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In 2007 – 08, the number of students appeared for Class X examination was 1,05,332 and in 2008–09, the number was 1,16,054. If 88,151 students pass the examination in 2007–08 and 103804 students in 2008–09. What is the increase or decrease in pass % in Class X

asked Jan 18, 2022 in 8th-maths

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Babita bought 160 kg of mangoes at Rs 48 per kg. She sold 70% of the mangoes at Rs 70 per kg and the remaining mangoes at Rs 40 per kg. Find Babita’s gain or loss per cent on the whole

asked Jan 18, 2022 in 8th-maths

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What is the percentage increase or decrease in the number of seats won by A, B, C and D in the general elections of 2009 as compared to the results of 2004? Political party Number of seats wonin 2004 Number of seats wonin 2009 ABCD 206116411 1451382412

asked Jan 18, 2022 in 8th-maths

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On selling a chair for Rs 736, a shopkeeper suffers a loss of 8%. At what price should he sell it so as to gain

asked Jan 18, 2022 in 8th-maths

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If the cost of 10 pencils is Rs 90, then the cost of 19 pencils is Rs

asked Jan 18, 2022 in 8th-maths

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If x = 5y, then x and y vary ______ with each

asked Jan 18, 2022 in 8th-maths

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If xy = 10, then x and y vary ______ with each

asked Jan 18, 2022 in 8th-maths

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The perimeter of a circle and its diameter vary _______ with each

asked Jan 18, 2022 in 8th-maths

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