Quantitative Aptitude - Arithmetic Ability Questions

An angle is 30 deg more than one half of its complement. Find difference between the greater and the smaller angles.

In a factory, 60 workers can stitch 120 m of clothes in 7 days, what length of clothes can be stitched by 70 workers in 5 days?

The interest on Rs. 1250 for 6 years at the rate of 4% simple interest per annum will be

In a class when a test is conducted, mean of 25 students marks is 60 if mean of first 13 students marks is 70 and mean of last 13 students marks is 50 find the marks of the middle student when arranged in the ascending order.

Find the area (in cm²) of a semi-circle of radius 21 cm.

If X = 423 + 32 then find the value of  ( X + 1X ).

If [4(2x/5 - 3/2)]/3 + 7/5 = 37/5, then what is the value of x?

A fraction, when taken away from 1/3 gives 1/12. The fraction is