Secondary School (English Medium) (5 to 8) कक्षा ७ - CBSE Question Bank Solutions for Mathematics

Jayanti takes shortest route to her home by walking diagonally across a rectangular park. The park measures 60 metres × 80 metres. How much shorter is the route across the park than the route around its edges?

Height of a pole is 8 m. Find the length of rope tied with its top from a point on the ground at a distance of 6 m from its bottom.

Points A and B are on the opposite edges of a pond as shown in the following figure. To find the distance between the two points, the surveyor makes a right-angled triangle as shown. Find the distance AB.

Two poles of 10 m and 15 m stand upright on a plane ground. If the distance between the tops is 13 m, find the distance between their feet.

The foot of a ladder is 6 m away from its wall and its top reaches a window 8 m above the ground. Find the length of the ladder.

The foot of a ladder is 6 m away from its wall and its top reaches a window 8 m above the ground. If the ladder is shifted in such a way that its foot is 8 m away from the wall, to what height does its top reach?

A bicycle is purchased for ₹ 1800 and is sold at a profit of 12%. Its selling price is ______.

A cricket bat was purchased for ₹ 800 and was sold for ₹ 1600. Then profit earned is ______.

A farmer bought a buffalo for ₹ 44000 and a cow for ₹ 18000. He sold the buffalo at a loss of 5% but made a profit of 10% on the cow. The net result of the transaction is ______.

If 90% of x is 315 km, then the value of x is ______.

On selling an article for ₹ 329, a dealer lost 6%. The cost price of the article is ______.

John sells a bat for ₹ 75 and suffers a loss of ₹ 8. The cost price of the bat is ______.

If the price of sugar is decreased by 20%, then the new price of 3 kg sugar originally costing ₹ 120 will be ______.

Mohini bought a cow for ₹ 9000 and sold it at a loss of ₹ 900. The selling price of the cow is ______.

Devangi buys a chair for ₹ 700 and sells it for ₹ 750. She earns a profit of ______ % in the transaction.

Sonal bought a bed sheet for ₹ 400 and sold it for ₹ 440. Her ______ % is ______.

Nasim bought a pen for ₹ 60 and sold it for ₹ 54. His ______ % is ______.

Aahuti purchased a house for ₹ 50,59,700 and spent ₹ 40300 on its repairs. To make a profit of 5%, she should sell the house for ₹ ______.

If 20 lemons are bought for ₹ 10 and sold at 5 for three rupees, then ______ in the transaction is ______ %.

Narain bought 120 oranges at ₹ 4 each. He sold 60 % of the oranges at ₹ 5 each and the remaining at ₹ 3.50 each. His ______ is ______ %.