Quantitative Aptitude - Arithmetic Ability Questions

PQRS is a cyclic quadrilateral and PQ is the diameter of the circle. If ∠RPQ = 38°, then what is the value (in degrees) of ∠PSR?

What is the length of the arc whose central angle is 30° and radius of the circle is 21 cm?

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

When a number is increased by 120, it becomes 130% of itself. What is the number?

If x = 6+26, then what is the value of x-1 + 1x-1 ?

In ΔABC measure of angle B is 900. If cotA = 8/15, and AB = 0.8cm, then what is the length (in cm) of side BC?

If x = 999, y = 1000, z = 1001, then the value of x3+y3+z3-3xyzx-y+z is

Ravindra walks at 6 km/hr and Riya cycles at 11 km/hr towards each other. What was the distance between them when they started if they meet after 42 minutes?