Quantitative Aptitude - Arithmetic Ability Questions

If 10% loss is made on selling price, then the rate of loss on the cost price will be

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

If a - b = 1 and ab = 6, then what is the value of a3- b3?

If 4x2= 152- 92, then value of x is

P(4,2) and R(-2,0) are vertices of a rhombus PQRS. What is the equation of diagonal QS.

A shopkeeper purchased 510 eggs at the rate of Rs. 20 per dozen. 30 eggs were broken on the way. In order to make a gain of 20%, he must sell the remaining eggs at the rate of

A missile travels at 1116 km/h. How many metres does it travel in one second?

Sound travels at 330 metres per second. The distance (in kilometres) of a thunder cloud when its sound follows the flash after 10 seconds