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A flooring tile has the shape of a parallelogram whose base is 24 cm and the corresponding height is 10 cm. How many such tiles are required to cover a floor of area 1080 `m^2`? (If required you can split the tiles in whatever way you want to fill up the

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

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In a building there are 24 cylindrical pillars. The radius of each pillar is 28 cm and height is 4 m. Find the total cost of painting the curved surface area of all pillars at the rate of Rs 8 per

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

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Find the value of

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

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Express the following numbers in standard form. 0.0000000000085

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

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The students of Anju’s class sold posters to raise money. Anju wanted to create a ratio for finding the amount of money her class would make for different numbers of posters sold. She knew they could raise Rs 250 for every 60 posters sold. (a) How much money would Anju’s class make for selling 102 posters? (b) Could Anju’s class raise exactly Rs 2,000? If so, how many posters would they need to sell? If not,

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

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A cuboidal tin box opened at the top has dimensions `20 cm xx 16 cm xx 14 cm`. What is the total area of metal sheet required to make 10 such

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

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`5/6` lies between `2/3` and

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

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1 is the only number which is its own

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

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Every fraction is a rational

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

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Write the following rational numbers in the descending order.

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

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Find the product of additive inverse and multiplicative inverse of `–1/3`

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

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Four friends had a competition to see how far could they hop on one foot. The table given shows the distance covered by each. Name Distance covered (km) Seema `1/25` Nancy `1/32` Megha `1/40` Soni `1/20`

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

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Monthly salary of a person is Rs. 15000. The central angle of the sector representing his expenses on food and house rent on a pie chart is 60°. The amount he spends on food and house rent

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

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The square of every natural number is always greater than the number

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

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If a and b are positive integers, then the solution of the equation ax = b has to be

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

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How many faces does each of the following solids, have? (a) Tetrahedron (b) Hexahedron (c) Octagonal Pyramid (d)

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

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The side of a square board is 50 cm. A student has to draw its image in her notebook. If the drawing of the square board in the notebook has perimeter of 40 cm, then by which scale the figure has been

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

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A car covers a distance in 40 minutes with an average speed of 60 km per hour. The average speed to cover the same distance in 30 minutes

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

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Let abc be a three digit number. Then abc + bca + cab is not divisible

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

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Multiply `(a^2 + 2b^2)` and (5a –

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

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