Quantitative Aptitude - Arithmetic Ability Questions

The sum of three numbers is 252. If the first number is thrice the second and third number is two-third of the first, then the second number is

Product of digits of a 2­digit number is 12. If we add 36 to the number, the new number obtained is a number formed by interchange of the digits. What is the number.

Z’s present age is 55 years. If 11 years ago, C’s age was 1/11 of Z’s age, then after how many years C’s age will become 37 years?

John is 15 years younger than Jill, 12 years ago, Jill's age was 1.5 times that of John. Jill is now ___ years old.

Select the odd word/letters/number/number pair from the given alternatives.

For what value of X, 211X will be a perfect square?

The length of one side and the diagonal of a rectangle are 7 cm and 25 cm respectively. Find its area (in cm²)

Simplify 437bxaz / 23ab.