What has one letter and starts with an E?

Which word is least like the others? Third, fourth, fifth, sixth, seventh, eighth, ninth?

Steffi's daughter Jazelle needs to be picked up from school every day.
Steffi asks one of her colleagues to pick up Jazelle from the school. Steffi devised a password system to confirm that Jazelle goes with the correct colleague only.

The password on Monday was SJM16.
The password on Wednesday was TAW39.

What will the password be for Friday?

Three ants are going up a hill, one behind the other. The last ant then says to the other ants, 'There is an ant behind me!'' How come?

Move four matchsticks to the below square to form three squares?

What does below chemistry rebus means?

Which statement is true out of the following?
One statement here is false.
Two statements here are false.
Three statements here are false.

What does this rebus riddle means ?

Where do fish keep their money?

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?