Quantitative Aptitude - Arithmetic Ability Questions

PQR is an equilateral triangle whose side is 10 cm. What is the value (in cm) of the inradius of triangle PQR?

What is the value of tanπ4+A×tan3π4+A ?

Point P is the midpoint of segment AB. Co-ordinates of P are (5,-4) and A are (7,0). What will be the co-ordinates of point B?

What is the value of (91 + 92 + 93 + ......... +140)?

Diameter of a car wheel is 21 cm. A car driver moving at the speed of 66 km/hr takes 36 seconds to reach a destination. How many revolutions will the wheel make during the journey?

A retailer gets a discount of 40% on the printed price of an article. The retailer sells it at the printed price. His gain percent is

The value of x for which the expressions 5x + 17 and 17x - 5 become equal is _____.

If C + 1C = 3, then what is the value of C-37+1C7?