Quantitative Aptitude - Arithmetic Ability Questions

If cos 2π/3c = x, then the value of x is

If (9 - 3x) - (17x - 10) = -1, then the value of x is

Given: 5x -3(2x-7) > 3x - 1 < 7 + 4x; then x can take which of the following values?

If 5x/2 - [7(6x - 3/2)]/4 = 5/8, then what is the value of x?

If a+1a=1,then the value of a2-a+1a2+a+1 is a≠0

Two trains are moving in opposite directions with the same speed. If the length of each train is 120 metres and they cross each other in 12 seconds, then what is the speed (in km/hr) of each train?

On Selling a book at 9/14 of the marked price there is loss of 10%. What will be the ratio of marked price and cost price of the book?

Find length of the arc whose central angle is 90° and radius of the circle is 3.5 cm?