Quantitative Aptitude - Arithmetic Ability Questions

Simple interest on a sum for 12 months at the rate of 25% per annum is Rs 935.What is the value (in Rs) of sum?

The maximum value of 5+20x-4x2, when X is real number

The number 3521is divided by 8. What is the remainder?

The length of the diagonal of a square is 12 cm. Find its area (in cm2).

The least value of tan2x + cot2x is

A wholesaler sells a watch to a retailer at a profit of 33% and the retailer sells it to a customer at a loss of 20%. If the customer pays Rs 2,181.2, what had it cost the wholesaler?

If a = 1/a-5, then the value of a + 1/a = ?

Giving two successive discounts of 20% is same as giving one discount of ________ %.