Quantitative Aptitude - Arithmetic Ability Questions

A shopkeeper increases the price of an object by 40% and then sells it at 25% discount on the marked price. If the selling price of such an object be Rs. 2100, its cost price for the shopkeeper was ?

The total surface area of a hemisphere is 4158 cm2. Find its diameter (in cm).

Select the odd word/letters/number/number pair from the given alternatives.

If sin(A/2) = x, then the value of x is

On a certain principal, simple interest amounts to Rs. 2,000 in two years at the rate of 10% p.a. What will be the difference in the amount of interest if the same is compounded on annual basis?

A watch shows 6 p.m. where the hour hand points east. In which direction is the minute hand facing when the time is 9.15 p.m?

An engineering student has to secure 25% marks to pass. He gets 56 and fails by 34 marks. Find the maximum marks.

If α and β are the roots of the equation x2+ x – 1 = 0, then what is the equation whose roots are α5 and β5?