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?

In four steps you need to move the word 'cold' From 'warm' by replacing one alphabet at a time such that every word formed at each step is acceptable in English Dictionary.

All of you like to eat me. I am a five-lettered word. Remove the first two and I turn into an infamous animal. Remove just the first and I become a heinous crime. Remove the first and the last and you can groove on me.

Can you guess who am I?

Most people think of me as money. But when they find me in the water, they won’t get any money out of me. What am I?

How much will a 38° angle measure when looked at under a microscope that magnifies ten times?

Who is generally closer to the kids, mom or dad?

(it's a funny riddle)

A detective visits his friend John just to discover that John's neighbour Dr Jacob was murdered. Dr Jacob, who is a mathematician wrote the murderer's name in a code word "Hcqtfz". There were five suspects
1. Ajit
2. Pankaj
3. Ganpat
4. Deenu
5. Hariya

The Detective was instantly able to find the murderer.
Can you?

what does the below rebus mean?

When monkey rotate the gear, which mark will be hit 1 or 2 ?

What does this rebus mean?

O
N
C
E
TIME