Quantitative Aptitude - Arithmetic Ability Questions

Determine the value of y-1y2 when y4+1y4=34

Select the odd word from the given alternatives.

What is the value of [(sin 59° cos 31° + cos 59° sin 31° )÷(cos 20° cos 25° – sin 20° sin 25° )]?

The first and last terms of an arithmetic progression are 25 and ­52. What is the sum of the series if it has 12 terms?

If (1 - sinA)/(1 + sinA) = x, then x is

Weight of A and B are in the ratio 11 : 8. A’s weight increases by 40% and the total weight of A and B increases by 30%. What is the percentage increase in the B’s weight?

What is the highest common factor of 360 and 450?

Given: 6x + 2(6-x) > 2x -2 < 5x/2 - 3x/4; then x can take which of the following values?