How many terms are common in two arithmetic progression

What is the length of a wooden board of width 6 metres and thickness one-third of the width?

Statement I: Surface area of the board is 152 m².

If 'x', 'y' and 'z' are integers, then find whether (x + y - z) is positive or negative.

If five even consecutive numbers are arranged in ascending order then find the third number.

Who among the following among C and A is elder?

What is the value of (4ab+ab²)/(a² b),   a,b ≠0

I. a + b = 0

II. a – b = 1

What is the time taken by train to go from Station A to Station B?

What is the speed of man in still water?

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