What has one letter and starts with an E?

Can you find out the smallest number that can be conveyed as the sum of three squares in three unique ways?

Find the next number in the series.
1 10 24 43 67 ?

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?

Where do you go to learn how to make ice cream?

Outside a massage parlour, there is a board that reads
"I only massage those who do not massage themselves."

Reading the above statement, does the masseur massage himself?

Below the four parts have been reorganised. The four partitions are exactly the same in both arrangements. Why is there a hole?

10+10 and 11+11 can give you the same answer.

Explain how?

I am looking for a word that change both gender and number when i add the letter 'S'.

What Word am I Looking For ?

John said, "If yesterday was tomorrow, today would be Friday."

When did John make this statement?