Quantitative Aptitude - Arithmetic Ability Questions

The length of the two adjacent sides of a rectangle inscribed in a circle are 5 cm and 12 cm respectively. Then the radius of the circle will be

Two circles of radii 17 cm and 8 cm are concentric. The length of a chord of greater circle which touches the smaller circle is

What is the slope of the line parallel to the line passing through the points (3 , -4) and (-2 , 5)?

The sum of the present ages of a father and his son is 60 yrs. Six years ago, fathers age was five times the age of the son. After 6 yrs, son's age will be

Two trains are moving in the same direction at the speed of 42 km/hr and 84 km/hr, their lengths are 320 metres and 380 metres respectively. What is the time taken (in seconds) by faster train to cross the slower train?

The S.P of a washing machine is 1 1/3 of its C.P. Find the gain percent.

Four numbers A, B, C and D are such that their overall average is 16. The average of A and B is 9.5. The average of C and D is

What is the measure of an interior angle of a regular dodecagon?