Replace each alphabet with the number (1-9) to make the below equation correct.

AB * C = DE - F = GH / I

Solve this riddle by finding the odd one out from the rest.

Can you move 2 matchsticks to form four equal sized squares.

There are six people in a family namely M, N, O, P, Q and R.

R and O are brother and sister.

N is the brother of Q's husband.
P is the father of M and grandfather of R.

How many male members are in the family?

We have four gears with below features=> Both Gear A and D has 60 teeth=> Gear B has 40 teeth=> Gear C has 20 teeth=> Every two minutes, Gear B makes 25 full turns.What is the relative speed of Gear A and Gear B?

What is 3/7 chicken, 2/3 cat and 2/4 goat?

What is the four-digit number in which the first digit is one-third the second, the third is the sum of the first two, and the last is three times the second?

What is more useful when it is broken?

A man hijacks an aeroplane transporting both passengers(8 of them) and valuable cargo. After taking the cargo, the man demands nine parachutes, puts one of them on, and jumps, leaving the other eight behind. Why did he want eight?

How many pluses should we put between the digits of 987654321 to get a total of 99, and where?