John replied, when asked how old he was. In 2 years he will be twice as old as he was five years ago.' How old is he ?

Two girls were born to the same mother, on the same day, at the same time, in the same month and year and yet they're not twins. How can this be ?

Find The Missing Number In the Sequence.
6 25 64 ? 32 1

In 1990, a person is 15 years old. In 1995, that same person is 10 years old. How can this be?

Queen Elizabeth organised a royal party.

To Avoid uninvited guest royal family set a password.
Jack (an uninvited person) plan to enter the party. He stand nearby the door.

First guest comes, the security person said 'twelve' and guest replied with six.
Second guest comes , the security person said 'six' and guest replied with 'three'.

Jack thought is enough and he walked to the entry point. The security person said 'eight' , Jack replied smilingly 'four'.
He was immediately thrown out of the party. why ?

what does the below math rebus puzzle mean?

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

The more of this there is, the less you see. What is it?

I am weightless, but you can see me. Put me in a bucket, and I'll make it lighter. What am I?

A brand new Mobile Phone was on sale at 20% as a promotional offer. By what per cent must the Mobile price be increased to sell it at the original price again?