Quantitative Aptitude - Arithmetic Ability Questions

The simple interest on a certain sum of money invested at a certain rate for 2 years amounts to Rs. 1200. The compound interest on the same sum of money invested at the same rate of interest for 2 years amounts to Rs. 1290. What was the principal?

By selling a used phone for Rs.6,160 Rajan got 44% less than what it cost him to buy it a few years ago. At what price should Rajan have been able to sell it to make a profit of 5%?

If x stands for addition, / stands for subtraction, + stands for multiplication and - stands for division, then what is the value of 20 x 8 / 8 - 4 + 2 ?

If the length of the shadow of a vertical pole be √3 times the height of the pole, the angle of elevation of the sun is:­

The product of two numbers is 40. One of them is 2.50. What is the other number?

If the number x3331 is divisible by 11, what is the face value of x?

Select the odd number from the given alternatives.

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