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?

What you cannot hold but it is yours?

If you drop me I’m sure to crack, but give me a smile and I’ll always smile back. What am I?

A man is walking down a road with a basket of eggs. As he
is walking he meets someone who buys one-half of his eggs
plus one-half of an egg.
He walks a little further and meets another person who buys
one-half of his eggs plus one-half of an egg.
After proceeding further he meets another person who buys
one-half of his eggs plus one half an egg. At this point, he
has sold all of his eggs, and he never broke an egg.
How many eggs did the man have to start with?

How will you measure 15 minutes using two hourglasses of 7 minutes and 11 minutes respectively?

If we change the South-East direction into North and North-East into West and all others similarly.
Can you find out which direction will be in the place of South-West direction?

What famous saying does this rebus mean?

COME SERVED <---
COME SERVED
COME SERVED
COME SERVED
COME SERVED

Outside a tattoo artist's shop, there was a signboard which read 'I make tattoos on only them who do not tattoo themselves'.

Reading it what do you think, does the tattoo artist tattoo himself?

What part of the chicken has the most feathers?

Find The Next Number in this series.
1, 2, 6, 42, 1806 ?