Quantitative Aptitude - Arithmetic Ability Questions

The mean of marks secured by 35 students in division A of class X is 65, 45 students of division B is 61 and that of 70 students of division C is 59. What is the mean of marks of the students of three divisions of Class X?

Select the odd number from the given alternatives.

All rational numbers are ____ numbers.

If 2 + 2x < 3 + 5x and 3(x -­ 2) < 5 -­ x; then x can take which of the following values?

When a number is increased by 42, it becomes 121% of itself. What is the number?

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

A factory buys 10 machines. 2 Machine­A, 3 Machine­B and rest Machine­C. Prices of the machines are Rs 95000, Rs 60000 and Rs 50000 respectively. What is the average cost of these machines?