Quantitative Aptitude - Arithmetic Ability Questions

Find the odd number from the given alternatives.

If P/Q = R/S = T/U = 3/4 is (4P + 5R + 7T) : (3Q + 4S + 7U)?

If 2cosec2A = x, then the value of x is

If ab-1b=cb-1c=ac-1a, then ac+ba+cb

Two taps P and Q can fill a tank in 24 hours and 18 hours respectively. If the two taps are opened at 11 a.m., then at what time (in p.m.) should the tap P be closed to completely fill the tank at exactly 2 a.m.?

What is the average of all numbers between 11 and 80 which are divisible by 6?

The ratio of speeds of X and Y is 5:7. Y covers a distance of 420 km in 3 hours. What is the speed of X?

What is the simplified value of [2/(cot A – tan A)]?