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

What can run but never walks, has a mouth but never talks, has a head but never weeps, has a bed but never sleeps?

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

Two fathers and two sons went fishing one day. They were there the whole day and only caught 3 fish. One father said, that is enough for all of us, we will have one each. How can this be possible?

What will be the best approach to finding all the prime numbers less than 75 that leave an odd reminder when we divide them with 5?

What number divided by 4 is the same as that number minus 4?

Can you solve this amazing hard number series problem?
7, 8, 10, 12, 16, 18 ?

Samuel was out for a walk when it started to rain. He did not have an umbrella and he wasn't wearing a hat. His clothes were soaked, yet not a single hair on his head got wet. How could this happen?

Which tank will fill first?

What does the following BrainBat signifies?

ABCDEFGHIJKLMNOPQRSTUVWYZ

QQQQQQQQQQQQQQQQQQQQQQQQQ.