Quantitative Aptitude - Arithmetic Ability Questions

The length of the diagonal of a square is 14 cm. What is area of this square?

What is the area (in sq cm) of a rectangle of perimeter 90 cm and breadth 20 cm?

A train moves at the speed of 40 m/s and crosses a bridge of length 550 metres in 25 seconds. What is the length (in metres) of the train?

Two spheres of equal radius are taken out by cutting from a solid cube of side (12 + 4√3) cm. What is the maximum volume (in cm3) of each sphere?

Direction: What should come in the place of question mark (?) in the following number series? 24, 25, ?, 41, -8, 73

In a triangle the length of the side opposite the angle which measures 30 degree is 12 cm, what is the length of the side opposite to the angle which measures 60 degree?

In the following question, select the odd number from the given alternatives.

A person lent certain sum of money at 10% per annum simple interest. In 20 years the interest amounted to Rs 500 more than the sum lent. What was the sum lent (in Rs)?