Quantitative Aptitude - Arithmetic Ability Questions

A shop keeper earns a profit of 12% on selling a book at 10% discount on the printed price. The ratio of cost price to the printed price of the book is

A rectangle with one side 4 cm is inscribed in a circle of radius 2.5 cm. The area of the rectangle in sq.cm is:

In a triangle ABC, right angled at B, BC = 15 cm and AB = 8 cm. A circle is inscribed in triangle ABC. Then the radius of the circle is :

The cash difference between the selling price of an article at a profit of 2% and 16% is Rs.3. The ratio of two selling prices is

Two trains are moving in the same direction at the speed of 23 km/hr and 77 km/hr. The time taken by faster train to cross a man sitting in the slower train is 40 seconds. What will be the length (in metres) of the faster train?

The copper wire when bent in the form of a square encloses an area of 121 cub.cm. If the same wire is bent into the form of a circle, find the area of the circle.

If Cosecθ + Cotθ = 2, then Cotθ = ?

Two trains are moving in the same direction at the speed of 24 km/hr and 50 km/hr. The time taken by faster train to cross a man sitting in the slower train is 72 seconds. What will be the length (in metres) of the faster train?