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Shrinking Machine In a shrinking machine, a piece of stick is compressed to reduce its length. If 9 cm long sandwich is put into the shrinking machine below, how many cm long will it be when it emerges?

asked Jan 18, 2022 in 8th-maths by krutika (1.7k points)

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What happens when 1 cm worms are sent through these hook-ups?

asked Jan 18, 2022 in 8th-maths by Arun (1.7k points)

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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 by Simran (1.8k points)

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Supply the missing information for each diagram. (a) (b) (c) (d)

asked Jan 18, 2022 in 8th-maths by sumit (1.6k points)

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Find two repeater machines that will do the same work as a `(xx 81)`

asked Jan 18, 2022 in 8th-maths by yogita (1.8k points)

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Find three machines that can be replaced with hook-ups of `(xx 5)`

asked Jan 18, 2022 in 8th-maths by vaibhav (1.7k points)

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Mass of Mars is `6.42 xx 10^29` kg and mass of the Sun is `1.99 xx 10^30` kg. What is the total

asked Jan 18, 2022 in 8th-maths by nikhil (1.8k points)

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Simplify: `(1/2)^2-(1/4)^(3-1) =

asked Jan 18, 2022 in 8th-maths by Arun (1.7k points)

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Simplify:

asked Jan 18, 2022 in 8th-maths by sumit (1.6k points)

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Simplify: `((9) xx 27 xx t^4)/((3)^(-2) xx (3)^4 xx

asked Jan 18, 2022 in 8th-maths by nishit (1.8k points)

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

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Suppose a certain sum doubles in 2 years at r % rate of simple interest per annum or at R% rate of interest per annum compounded annually. We

asked Jan 18, 2022 in 8th-maths by nikhil (1.8k points)

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The compound interest on Rs 50,000 at 4% per annum for 2 years compounded annually

asked Jan 18, 2022 in 8th-maths by purvi (1.8k points)

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If marked price of an article is Rs 1,200 and the discount is 12% then the selling price of the article

asked Jan 18, 2022 in 8th-maths by uday (1.6k points)

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To gain 25% after allowing a discount of 10%, the shopkeeper must mark the price of the article which costs him Rs 360

asked Jan 18, 2022 in 8th-maths by nishit (1.8k points)

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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 by Simran (1.8k points)

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Increase of a number from 150 to 162 is equal to increase of _________ per

asked Jan 18, 2022 in 8th-maths by Arun (1.7k points)

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15% increase in price of an article, which is Rs 1,620, is the increase of Rs

asked Jan 18, 2022 in 8th-maths by Arun (1.7k points)

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To calculate the growth of a bacteria if the rate of growth is known, the formula for calculation of amount in compound interest can be

asked Jan 18, 2022 in 8th-maths by nikhil (1.8k points)

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Three times a number is 200% increase in the number, then one-third of the same number is 200% decrease in the

asked Jan 18, 2022 in 8th-maths by yogita (1.8k points)

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