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

Explain how?

What can run but never walk, have a mouth that never speaks, have a head that never weeps, and have a bed but never sleeps?

If 5 cats catch 5 mice in 5 minutes, how long will it take one cat to catch a mouse?

What two things can you never eat for breakfast?

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

When did John make this statement?

Can you solve the rebus below?

What does this rebus picture identify?

There are three Athletes (John, Tarun and Harish) and their individual Coaches (Jacob, Meenaxi and Priyanka) standing on the shore.
No Coach trusts their Athlete to be near any other Coach unless they are also with them.
There is a boat that can hold a maximum of two persons.
How can the six people get across the river?

Nodes are shown below and you need to connect them based on the following rule: Every node can be connected to the number of nodes inside them, i.e. the first node there is a value of 1 which indicates that the first node can connect to exactly one node only.Can you do it?

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