Three of the following are alike in a certain way and make a group. Which one is not from that group?

HLJ          IMK         RVT         DHG

Ramu gained how much by selling his product in June 2017?

I. He earned 40% more profit in July 2017 as compared to May 2017.

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

I. a + b = 0

II. a – b = 1

What is the curved surface area of a right circular cylinder?

I. The area of the base of the cylinder is 154 cm².

Harry paid a total of Rs. 800 for a set of different mock tests. How many of the mock tests cost Rs. 40?

How long did it take Narayan to drive to his home?

Statement I : If he had driven twice as fast she would have taken 30 minutes.

What is the length of the metro travelling at uniform speed?

What is the capacity of a cylindrical tank?

I. The radius of the base is half of its height, which is 42 meters.

What is the age of Arjuna, in a group of Yudhisthira, Bheema, Arjuna, Nakula and Sehdeva whose average age is 45 years?

What is three digit number having each digit different from the other?

I. Each of the digits of the given number is a multiple of 2.