There are 2 cops parked along a one-way street looking for traffic violations. They spot a taxi driver going in the wrong direction, yet they do nothing.

Why?

Twenty frogs are sitting on a log floating on the surface of a river. Two of them decide to jump off into the water.

How many frogs are there on the log at this moment?

Can you find the missing letter in the sequence?
S - T - I - L - ? - T - F - Y - C

If six children and two dogs were under an umbrella, how come none of them got wet?

Can you think of a smallest +ve number such that if we shuffle the digits of the number, the new number becomes double the original number?

Today, I celebrated my 32nd birthday but I was born in 1972.
How is this possible?

I have a five and a three-gallon jar. Assuming there is an infinite supply of water, how can I measure one-gallon water?

What three numbers, none of which is zero, give the same result whether they’re added or multiplied?

A Man gave one of his sons 10 cents and another son was given 15 cents. What time is it?
Hint: Figure out the relation between time and number, is not so easy..:)

What word begins and ends with an E, but has only one letter?