Can you make numbers like 24, using numbers 3,3,7 & 7 with any arithmetic operator?

There are 2 sand hourglasses.

The small one can measure 5 hours and the large one can measure 7 hours.

How can we measure 16 hours with 2 sand hourglasses running together ?

Which Burger Is Different in below image?

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

In four steps you need to move the word 'cold' From 'warm' by replacing one alphabet at a time such that every word formed at each step is acceptable in English Dictionary.

Which tank will fill first?

Many have heard it, but nobody has ever seen it, and it will not speak back until spoken to. What is it?

What is always in front of you but can’t be seen?

A bank customer had $100 in his account. He then made 6 withdrawals. He kept a record of these withdrawals, and the balance remaining in the account, as follows:

Withdrawals Balance left
$50 $50
$25 $25
$10 $15
$8 $7
$5 $2
$2 $0
----- -----
$100 $99

Why are the Totals not tallying?

using four eights (8) and a one (1) and one mathematical symbol , create the number 100