Prove that twice of ten is the same as twice of eleven.

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?

Can you find the next number in the below sequence
3 , 7 , 10 , 11 , 12 , 17 ?

If you had a pizza with crust thickness 'a' and radius 'z', what's the volume of the pizza?

Jim has three close friends at his school: Michael, John and Alice. Two of them play football, two play basketball and two play hockey. The friend who does not play hockey does not play basketball as well. The friend who does not play football does not play hockey.

Can you identify which sport/s is played by which person?

Can you place six X (crosses) in below board without making three in a row in any way ?

There is something which is always coming but never arrives?

Can you count the number of lines in the below picture?

Fate has decided that you will only be pleased to meet me when you need me

Maybe that is why, when I am working, I start working

However annoying I may be to the regulars, the little ones are always inspired

I will always be waiting if you try to reach me

How many of you can guess my name, let me see

When 99 is considered higher than 100?