Quantitative Aptitude - Arithmetic Ability Questions

Among three numbers, the first is twice the second and thrice the third. If the average of three numbers is 506, then what is the difference between the first and the third number?

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

A dealer marks a washing machine for Rs. 7500, and allows a discount of 6% on it. Find the selling price

In the given figure, PQ is a diameter of the semicircle PABQ and O is its center. AOB = 64 deg. BP cuts AQ at X. What is the value (in deg) of AXP?

What is the length of the side of a regular hexagon, if its area is 54√3 sq cm?

What is the ratio of simple interest earned on certain amount at the rate of 12% p.a. for 9 years and that for 12 years?

Dev lent Rs. 8000 to Jairam for 17 years and Rs. 4700 to Karnik for 16 years on simple interest at the same rate of interest and received Rs. 21120 in all from both of them as interest. The rate of interest per annum is:

When a number is increased by 20, it becomes 116% of itself. What is the number?