Solve below rebus puzzle?

When it is alive we sing, when it is dead we clap our hands. What is it?

Which Number is the odd one out?

A) 7145
B) 2716
C) 5321
D) 4135

What is at the end of a rainbow?

Count the Triangle in the figure given below:

Can you fill the blank with the correct number?

6 30 870 756030 _____

You need to move three matchsticks to form three squares. Can you do it?

John named his first son Alpha, second Beta, third Charlie and fourth Delta. What is the fifth son's name?

Name one eight-letter word with 'kst' in the middle, 'in' the beginning, 'and' at the end.?

The doctor prescribed you to take one pill from the bottle every half an hour. The bottle is now left with only three pills.

How long do you think you have before you run out of pills?