John named his first son Alpha, second Beta, third Charlie and fourth Delta. What is the fifth son's name?

What can you catch but never throw?

Most people think of me as money. But when they find me in the water, they won’t get any money out of me. What am I?

One is to three as three is to five and five is to four and four is the magic number.
What is the pattern?

When we see 2 but call 10?

How can you throw a ball as hard as you can and have it come back to you even if it doesn't hit anything there is nothing attached to it and no one else catches or throws it.

A large container is kept in open under the rain. Every passing hour, the water collected inside the container becomes double what it was.

In ten hours, the container is filled completely. Can you calculate how long would it have taken to be filled in half?

Can you find the missing number in the third row?
35 20 14
27 12 18
5 2 ?

John is selling fruits.
He sells grapes at $30, Dates $25, and a Wolfberry $45.
At what price does he sell fig?

PS: Logical Thinking

Find the last number in the series below:

voN luJ yaM raM ---