What will be the best approach to finding all the prime numbers less than 75 that leave an odd reminder when we divide them with 5?

Can you find out which triangle will have a bigger area among the following?
1. A triangle with sides 300, 400 and 500
2. A triangle with sides 300, 400 and 700

Can you find out the remainder when 3^300 is divided by 5?

Through your logical capabilities, can you make 7 an even?

Manish and Manoj play 5 games of chess.
Both Manish and Manoj win the exact same number of games. There is no tie at all.

How?

What can you hold in your right hand, but never in your left hand?

P is the father of Q and S is the son of R. T is the brother of P and has a daughter U. If R is the sister of P, then what is the relation between U, Q and S?

Two in a corner, one in a room, zero in a house, but one in a shelter. What is it?

How can you leave a room with two legs and return with six legs?

Find out the missing number in the picture attached: