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Express the following numbers in usual form. `3.61492 xx

asked Jan 17, 2022 in 8th-maths by yogita (1.8k points)

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Express the number appearing in the following statements in standard form. 1 micron is equal to `1/(1000000)`

asked Jan 17, 2022 in 8th-maths by nishit (1.8k points)

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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 by Simran (1.8k points)

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Express the number appearing in the following statements in standard form. Size of a bacteria is 0.0000005

asked Jan 17, 2022 in 8th-maths by purvi (1.8k points)

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Express the number appearing in the following statements in standard form. Size of a plant cell is 0.00001275

asked Jan 17, 2022 in 8th-maths by yogita (1.8k points)

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Express the number appearing in the following statements in standard form. Thickness of a thick paper is 0.07

asked Jan 17, 2022 in 8th-maths by vaibhav (1.7k points)

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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 by Simran (1.8k points)

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The cost of 5 metres of a particular quality of cloth is Rs 210. Tabulate the cost of 2, 4, 10 and 13 metres of cloth of the same

asked Jan 17, 2022 in 8th-maths by Arun (1.7k points)

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An electric pole, 14 metres high, casts a shadow of 10 metres. Find the height of a tree that casts a shadow of 15 metres under similar

asked Jan 17, 2022 in 8th-maths by vaibhav (1.7k points)

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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 by Simran (1.8k points)

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A train is moving at a uniform speed of 75 km/hour. How far will it travel in 20

asked Jan 17, 2022 in 8th-maths by uday (1.6k points)

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A train is moving at a uniform speed of 75 km/hour. Find the time required to cover a distance of 250

asked Jan 17, 2022 in 8th-maths by nikhil (1.8k points)

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The scale of a map is given as 1:30000000. Two cities are 4 cm apart on the map. Find the actual distance between

asked Jan 17, 2022 in 8th-maths by Arun (1.7k points)

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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 by Simran (1.8k points)

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A mixture of paint is prepared by mixing 1 part of red pigments with 8 parts of base. In the following table, find the parts of base that need to be added.

asked Jan 17, 2022 in 8th-maths by Arun (1.7k points)

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In Question 2 above, if 1 part of a red pigment requires 75 mL of base, how much red pigment should we mix with 1800 mL of

asked Jan 17, 2022 in 8th-maths by purvi (1.8k points)

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A machine in a soft drink factory fills 840 bottles in six hours. How many bottles will it fill in five

asked Jan 17, 2022 in 8th-maths by nishit (1.8k points)

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A photograph of a bacteria enlarged 50,000 times attains a length of 5 cm as shown in the diagram. What is the actual length of the bacteria? If the photograph is enlarged 20,000 times only, whatwould be its enlarged

asked Jan 17, 2022 in 8th-maths by krutika (1.7k points)

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In a model of a ship, the mast is 9 cm high, while the mast of the actual ship is 12 m high. If the length of the ship is 28 m, how long is the model

asked Jan 17, 2022 in 8th-maths by nikhil (1.8k points)

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Suppose 2 kg of sugar contains `9 xx 10^6` crystals. How many sugar crystals are there in 5 kg of sugar?

asked Jan 17, 2022 in 8th-maths by krutika (1.7k points)

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