Quantitative Aptitude - Arithmetic Ability Questions

The compound interest earned in two years at 8% per annum is Rs 4160. What is the sum (in Rs) invested?

One of the diagonal of a rhombus is 70% of the other diagonal. What is the ratio of area of rhombus to the square of the length of the larger diagonal?

The value of ds+t÷ds÷dt

Find the perimeter (in cm) of a semicircle of radius 28 cm.

If cosπ/4c - tanπ/4c = x, then x is

Two cars travel from city A to city B at a speed of 42 and 60 km/hr respectively. If one car takes 2 hours lesser time than the other car for the journey, then the distance between City A and City B is:

The distance between two places can be covered in 3.5hrs at a speed of 62 kmph. If the speed is increased by 8 kmph, how much time would be saved?

In the given figure, PQ = 30, RS = 24 and OM = 12, then what is the value of ON?