Quantitative Aptitude - Arithmetic Ability Questions

Vinay professes to lose 4% on sugar and uses a weight of 620 gm instead of 1 kg. What is the total profit percentage?

After 10 innings the average score per innings of a batsman was 52. After 12 innings the average rose to 54. If the batsman had scored 16 more runs in the 12th innings than in the previous one, how many runs did he score in the 11th innings?

If P = 7 + 4√3 and PQ = 1, then what is the value of (1/P2) + (1/Q2)?

If cosθ1-sinθ+cosθ1+sinθ = 4, then the value of θ (0°<θ<90°)?

2cos[(C+D)/2]sin[(C-D)/2] is equal to

What is the value of 232 ?

Δ LMN is right angled at M. If m∠N = 45°, what is the length of MN (in cm), if NL = 9√2 cm?

Find the maximum area of a rectangular field which is surrounded by a rope of 100 meters?