Recent questions tagged marks2

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A swimming pool can be filled in 4 hours by 8 pumps of the same type. How many such pumps are required if the pool is to be filled in `2 2/3`

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

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The cost of 27 kg of iron is Rs 1,080, what will be the cost of 120 kg of iron of the same

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

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At a particular time, the length of the shadow of Qutub Minar whose height is 72 m is 80 m. What will be the height of an electric pole, the length of whose shadow at the same time is 1000

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

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In a hostel of 50 girls, there are food provisions for 40 days. If 30 more girls join the hostel, how long will these provisions

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

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The area of a rectangular field is 48 `m^2` and one of its sides is 6m. How long will a lady take to cross the field diagonally at the rate of 20

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

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The circumference of the front wheel of a cart is 3 m long and that of the back wheel is 4 m long. What is the distance travelled by the cart, when the front wheel makes five more revolutions than the rear

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

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Four horses are tethered with equal ropes at 4 corners of a square field of side 70 metres so that they just can reach one another. Find the area left ungrazed by the

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

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The walls and ceiling of a room are to be plastered. The length, breadth and height of the room are 4.5 m, 3 m, and 350 cm respectively. Find the cost of plastering at the rate of Rs 8 per

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

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Most of the sailboats have two sails, the jib and the mainsail. Assume that the sails are triangles. Find the total area of each sail of the sail boats to the nearest tenth.

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

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The area of a trapezium with equal non-parallel sides is 168 `m^2`. If the lengths of the parallel sides are 36 m and 20 m, find the length of the non-parallel

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

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Mukesh walks around a circular track of radius 14 m with a speed of 4 km/hr. If he takes 20 rounds of the track, for how long does he

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

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The areas of two circles are in the ratio 49:64. Find the ratio of their

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

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There is a circular pond and a footpath runs along its boundary. A person walks around it, exactly once keeping close to the edge. If his step is 66 cm long and he takes exactly 400 steps to go around the pond, find the diameter of the

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

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A running track has 2 semicircular ends of radius 63 m and two straight lengths. The perimeter of the track is 1000 m. Find each straight

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

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Find the perimeter of the given figure.

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

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A bicycle wheel makes 500 revolutions in moving 1 km. Find the diameter of the

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

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A boy is cycling such that the wheels of the cycle are making 140 revolutions per hour. If the diameter of the wheel is 60 cm, calculate the speed in km/h with which the boy is

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

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Find the length of the largest pole that can be placed in a room of dimensions `12 m xx 4 m xx 3 m`. Find the area of the following fields. All dimensions are in

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

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Find the area of the shaded portion in the following

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

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Find the area of the shaded portion in the following

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

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