In the four images below, can you find the odd one out?

Can you solve the maths in the below-given picture equation?

You have a basket containing ten apples. You have ten friends, who each desire an apple. You give each of your friends one apple.
Now all your friends have one apple each, yet there is an apple remaining in the basket.
How?

Can you spot what's wrong with the following sentence?

PETER WAS ANGRY AT
HIMSELF BECAUSE HE
ACCIDENTALLY LEFT THE
THE KEYS TO HIS CAR
AT HIS FRIEND'S HOUSE.

A famous swimmer can swim downstream in a lake in exactly 40 minutes with the lake current.
He can swim upstream in that lake in exactly 60 minutes against the lake current.
The length of the lake is 2 km.

How long he can cover the distance of one side at a still lake with no current?

A Doctor always sneezes before the rain. Doctor sneezes, Will it rain?

A man embarked on a questionnaire game. He kept asking the same question to whomever he found. The answer each time was different.

Can you guess what the question was?

Take 9 from 6, 10 from 9, 50 from 40, and leave 6.

How Come ??

If I remove one from eleven it becomes Ten and if I remove one from nine also becomes Ten. How?

Find the smallest sentence with all the English alphabet.