What value will come in place of question marks (?) in the following questions?

2632 ÷ 94 = ? + 53

What value will come in place of question mark (?) in the following questions?

(?)² + 1 = 212 + 172

Find the next term in the series.

1329, 997, 725, 507, 337, ?

A fruit seller had some oranges and apples. He sold 20% oranges to A, 40% of remaining to B and had 48 oranges left. Similarly, he sold 40% apples to A, 100 apples to B and had 10% apples left. Find the total number of apples and oranges that the shopkeeper had initially.

If the angle of elevation of the sun changes from 30^o to 45^o then length of the shadow of a pillar decreases by 20 meters. The height of the pillar is:

The breadth of a rectangular hall is three - fourth of its length. If the area of the floor is 768 sq. m., then the difference between the length and breadth of the hall is: 

A tank of 30 meter long, 20metre wide and 12 meter deep is dug in a rectangular field of length 588 meter and breadth 50 meter. The earth sand so dug out is spread evenly on the remaining part of the field. The height of the field raised by it is

Rajan purchased two ceiling fans at the rate Rs. 2,500 each. Out of which one fan was sold at 15% profit and other was sold at 8% loss. How much profit or loss percentage is obtained in the whole transaction?