Questions by Simran

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asked Jan 17, 2022 in 8th-maths

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Simplify. `(25xxt^(-4))/(5^(-3)xx10xxt^(-8))

asked Jan 17, 2022 in 8th-maths

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Express the following numbers in standard form. 0.000035

asked Jan 17, 2022 in 8th-maths

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Express the following numbers in usual form. `5.8 xx 10^(12)`

asked Jan 17, 2022 in 8th-maths

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Express the number appearing in the following statements in standard form. Charge of an electron is 0.000,000,000,000,000,000,16

asked Jan 17, 2022 in 8th-maths

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In a stack there are 5 books each of thickness 20mm and 5 paper sheets each of thickness 0.016 mm. What is the total thickness of the

asked Jan 17, 2022 in 8th-maths

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If the weight of 12 sheets of thick paper is 40 grams, how many sheets of the same paper would weigh `2 1/2`

asked Jan 17, 2022 in 8th-maths

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Following are the car parking charges near a railway station upto 4 hours Rs 60 8 hours Rs 100 12 hours Rs 140 24 hours Rs 180Check if the parking charges are in direct proportion to the parking

asked Jan 17, 2022 in 8th-maths

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There are 100 students in a hostel. Food provision for them is for 20 days. How long will these provisions last, if 25 more students join the

asked Jan 17, 2022 in 8th-maths

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If 15 workers can build a wall in 48 hours, how many workers will be required to do the same work in 30

asked Jan 17, 2022 in 8th-maths

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Rehman is making a wheel using spokes. He wants to fix equal spokes in such a way that the angles between any pair of consecutive spokes are equal. Help him bycompleting the following table. sss 8 → 45°, 10 → 36°, 12 → 30° sss Are the number of

asked Jan 17, 2022 in 8th-maths

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