Quantitative Aptitude - Arithmetic Ability Questions

If 3x ­- 1 < 5x + 2 and 3x + 5 < 6 -­ 4x; then x can take which of the following values?

The sum of a non-zero number and twenty times its reciprocal is 9. What is the number?

20 is 0.25% of?

72% of a number is 90. What is the number?

A flask has two holes. The 1st hole alone makes the flask empty in 9 minutes and 2nd hole alone makes the flask empty in 16 minutes. If water leaks out at a constant rate, how long in minutes does it take if both the holes together empty the flask?

If a2+1=9a, (a≠0) then the value of a2+1a2 is

If PA and PB are tangents to the circle with centre O such that ∠APB=50°, then the ∠OAB=

If the volume of a cylinder is 385 cubic cm and height is 10 cm, find its radius?