Quantitative Aptitude - Arithmetic Ability Questions

Determine the value of ‘r’ for which the equation 13x + 5 = rx + 18 has no solution.

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

Select the odd word from the given alternatives.

In the last financial year, a car company sold 41,800 cars . In this year, the target is to sell 51,300 cars . By what percent must the sale be increased ?

The ratio of two positive numbers is 3:4. The sum of their squares is 400. What is the sum of the numbers?

The sum of three numbers is 2, the 1st number is 1/2 times the 2nd number and the 3rd number is 1/4 times the 2nd number. The 2nd number is

The average age of 30 boys in a class is 10 years. If the age of their teacher is also included, the average increases by one year. The teacher's age in years is

The ratio of present ages of Ratnabali and Shaukat is 8:5. After 22 years the ratio of their ages will be 10:9. At present, what is Ratnabali's age?