Quantitative Aptitude - Arithmetic Ability Questions

To cover a distance of 90 km in 2.5 hours what should be the average speed of the car in meters/second?

When a number is increased by 21, it becomes 114% of itself. What is the number?

If 170% of a number added to 66, then the result becomes equal to twice of the number. What is the number?

If cos3A = X, then value of X?

Find the odd word/letters/number pair from the given alternatives.

What is the angle between the two hands of a clock when the time shown by the clock is 8 p.m.?(in degrees)

The flight fare between two cities is increased in the ratio 9:11. What is the increase (in Rs) in the fare, if the original fare was Rs. 18,000?

A thief is stopped by a policeman from a distance of 150 metres. When the policeman starts the chase, the thief also starts running. Assuming the speed of the thief as 7 km/hr and that of policeman as 9 km/hr, how far the thief would have run, before he is over- taken by the policeman?