Quantitative Aptitude - Arithmetic Ability Questions

Two trains are moving in opposite directions with the same speed. If the length of each train is 144 metres and they cross each other in 9 seconds, then what is the speed (in km/hr) of each train?

Find the curved surface area (in cm2) of a right circular cylinder of diameter 7 cm and height 6 cm.

The lengths of the two diagonals of a rhombus are 7 cm and 24 cm. Find the length of its perimeter (in cm).

 What is the value of (sin60° - 2/√3) ?

Square root of 0.9 is equal to

A sum of Rs. 2000 at 40% per annum compounded annually. Calculate the interest for the third your at compound interest.

Which of the following is in ascending order?

The average age of a batch of 19 members is 24 years. If the age of the faculty be included, then the average increases by 4 months. What is the age of the faculty?