The number of Pawn in chess

What is the area of a circular field?

I. The area of the largest square that can be inscribed in the given circular field is 450 cm².

Find the length of train Y?

Rohit, Dhawan, Virat, Dhoni and Mayank are five friends. Their mean age is 28. What is the age of Virat?

Statement I : Rohit’s age is 28

What will be the cost of painting the four walls of a room if the rate of painting is Rs. 20 per square metre?

A train crosses another train running in the opposite direction in 20 seconds. What is the speed of the train?

What is the speed of the stream?

I. The boat covers a distance of 54 km in 3 hours while running downstream.

How old is Jack?

I. After 20 years, Jack will be twice as old as he is today.

II. Five years ago, Jack was ¾ times of his present age.

What is the speed of boy in still water?

Statement I : The speed of man in still water is four times the speed of the stream.

What is rate of interest percent per annum?

A. The amount becomes Rs.75,712 at compound interest after 2 years.