Quantitative Aptitude - Arithmetic Ability Questions

If 4x - 7y = 3 and 2x - y = 9, then x - y is.

A and B are 15 kms apart and when travelling towards each other meet after half an hour whereas they meet two and a half hours later if they travel in the same direction. The faster of the two travels at the speed of

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?

Find the angular elevation of the sum when the shadow of a 15m long pole is 152meters

In a triangle XYZ , which of the following conditions is true

The difference between the compound interest compounding half yearly for 1 year and the simple interest for 1 year on a certain sum of money lent out at 8% per annum is Rs 64. What is the sum (in Rs)?

Two numbers are 40% and 80% lesser than a third number. By how much percent is the second number to be enhanced to make it equal to the first number?

The ratio of two numbers is 3 : 7. If their product is 1344, then what is the sum of both the numbers?