Quantitative Aptitude - Arithmetic Ability Questions

A thief is stopped by a policeman from a distance of 150 metres. When the policeman starts the chase, the thief also starts running. Assuming the speed of the thief as 7 km/hr and that of policeman as 9 km/hr, how far the thief would have run, before he is over- taken by the policeman?

What is the simplified value of [(sec3x – tan3x)/(sec x – tan x)] – 2 tan2x – sec x tan x?

If x2-2x+1=0,then the value of x4+1x4 is

What is the simplified value of cosec Acot A + tan A2 ?

If x/3 - [5(7x/5 - 4/3)]/2 = -x/6, then what is the value of x?

If 2x/3 - [5(4x/5 - 4/3)]/2 = 1/3, then what is the value of x?

If x2 + y2 + 6x + 5 = 4(x - y) then x - y is

In the following question, select the odd number from the given alternatives.