What do you get if you add 2 to 100 four times?

All of Jacob's shoes are red except two.
All of Jacob's shoes are green except two.
All of Jacob's shoes are yellow except two.

How many shoes does Jacob have?

In front of you, there are 9 coins. They all look absolutely identical, but one of the coins is fake. However, you know that the fake coin is lighter than the rest, and in front of you is a balance scale. What is the least number of weightings you can use to find the counterfeit coin?

You are mixing a mixture of cement and Sand with five gallons of water. You have a garden hose giving you all the water you need. The problem is that you only have a four-gallon bucket and a seven-gallon bucket and neither has graduation marks. Find a method to measure five gallons.

By moving exactly three matchsticks can you make the below equation true.It can be solved by 3 ways.

How many letters are in the alphabet?

A shepherd had 18 sheep, out of which, all but ten died.

Can you tell us how many sheep was he left with?

Three fair coins are tossed in the air and they land with heads up. Can you calculate the chances that when they are tossed again, two coins will again land with heads up?

They are three errirs in this question. Can you find them?

What is the last thing you take off before bed?