Quantitative Aptitude - Arithmetic Ability Questions

35% of an alloy was silver. If in the quantity of alloy there was 119 g of silver, what was the quantity of the elements in the alloy?

In ΔPQR, PS and PT are bisectors of ∠QPR and ∠QPS respectively. If ∠QPT = 30°, PT = 9 cm and TR = 15 cm, then what is the area (in cm2) of ΔPTR

The lengths of the two diagonals of a rhombus are 5 cm and 12 cm. Find its area (in cm2)

Coefficient of x2 in 6x3 + 4x2 + 2x + 3 is

What least number must be subtracted from 3401, so that the sum is completely divisible by 11?

What is the value of [(sin x + sin y) (sin x – sin y)]/[(cosx + cosy) (cosy – cosx)]?

Find the value of sin230 cos245 + 4 tan230 + 1/2sin290 - 2 cos290 + 1/24

If √(1 + cot2A) = x, then the value of x is