Quantitative Aptitude - Arithmetic Ability Questions

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

The LCM of 14, 21 and 35 is

Sin6A + Cos6A - 1 is equal to

If 2sec2x - tan2x = 5 and 0° ≤ x ≤ 90°, then x = ?

If the amount received at the end of 2nd and 3rd year at Compound Interest on a certain Principal is Rs 16854, and Rs 17865.24 respectively, what is the rate of interest?

Saathi deposited Rs. 825 in a bank that promised 8% simple interest per annum. If Saathi kept the money with the bank for 5 years, she will earn an interest of

Which of the following equations has 3 as a root?

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?