Quantitative Aptitude - Arithmetic Ability Questions

The length and breadth of a rectangle are 24 cm and 7 cm respectively. Calculate its perimeter (in cm).

There is a circular garden of radius 21 metres. A path of width 3.5 metres is constructed just outside the garden. What is the area (in metres2) of the path?

ΔABC is similar to ΔPQR. Length of AB is 36 cm and length of the corresponding side PQ is 16 cm. If area of ΔABC is 1296 sq cm, what is the area of ΔPQR?

If x = 313- 3-13, then 3x2 + 9xis equal to

If cosx.cosy + sinx.siny = -1 then cosx + cosy is

Arrange them in ascending order 64, 33 and 43

A train 240 meters in length crosses a telegraph post in 16 seconds. The speed of the train is?

A sum of Rs 8000 is divided into two parts. The simple interest on first part at the rate of 21% per annum is equal to the simple interest on second part at the rate of 35% per annum. What is the interest (in Rs) of each part?