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Find the height of the cylinder whose volume is 1.54 m3 and diameter of the base is 140 cm

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

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Express the following numbers in usual form. `3.02 xx 10^(– 6)`

asked Jan 17, 2022 in 8th-maths by sumit (1.6k 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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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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6 pipes are required to fill a tank in 1 hour 20 minutes. How long will it take if only 5 pipes of the same type are

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

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The distance between the Sun and the Earth is `1.496 xx 10^8` km and distance between the Earth and the Moon is `3.84 xx 10^8` m. During solar eclipse the Moon comes in between the Earth and the Sun. What is distance between the Moon and the Sun at that particular

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

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If 25 metres of cloth costs Rs 337.50, then (i) What will be the cost of 40 metres of the same type of cloth? (ii) What will be the length of the cloth bought for Rs

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

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Find the capacity of water tank, in litres, whose dimensions are 4.2 m, 3 m and 1.8

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

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The given table shows the crop production of a State in the year 2008 and 2009. Observe the table given below and answer the given questions. Crop 2008 Harvest (Hectare) Increase/Decrease (Hectare) in 2009 Bajra `1.4 × 10^3` – 100 Jowar `1.7 × 10^6` -440,000 Rice `3.7 × 10^3` – 100 Wheat `5.1 × 10^5` + 190,000 (a) For which crop(s) did the production decrease? (b) Write the production of all the crops in 2009 in their standard form. (c) Assuming the same

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

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Ms. Anita has to drive from Jhareda to Ganwari. She measures a distance of 3.5 cm between these villages on the map. What is the actual distance between the villages if the map scale is 1 cm = 10

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

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Study the given map of a zoo and answer the following

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

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Fill in the blanks. The reciprocal of – 5 is

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

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Draw a histogram for the frequency table made for the data in Question 3, and answer the following questions. The weekly wages (in Rs) of 30 workers in a factory are. 830, 835, 890, 810, 835, 836, 869, 845, 898, 890, 820, 860, 832, 833, 855, 845,

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

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The adjoining pie chart gives the marks scored in an examination by a student in Hindi, English, Mathematics, Social Science and Science. If the total marks obtained by the students were 540, answer the following questions.

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

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The adjoining pie chart gives the marks scored in an examination by a student in Hindi, English, Mathematics, Social Science and Science. If the total marks obtained by the students were 540, answer the following questions.

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

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Numbers 1 to 10 are written on ten separate slips (one number on one slip), kept in a box and mixed well. One slip is chosen from the box without looking into it. What is the probability of .

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

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Shobo’s mother’s present age is six times Shobo’s present age. Shobo’s age five years from now will be one third of his mother’s present age. What are their present

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

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Subtract `4p^2q – 3pq + 5pq^2 – 8p + 7q – 10` from `18 – 3p – 11q + 5pq – 2pq^2 +

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

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Find the area of a rhombus whose side is 6 cm and whose altitude is 4 cm. If one of its diagonals is 8 cm long, find the length of the other

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

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Find the height of the cylinder whose volume is 1.54 m3 and diameter of the base is 140 cm

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

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