What does the below image rebus riddle means ?

What is the word or phrase?

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

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

There are are five things wrong with this sentence; only geniuses will be able to to spot all of the mitstakes

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?

Count the number of triangles in the below picture?

There is a square of a particular number which when doubled, becomes 7 more than its quarter.

Can you find the number?

Who is that with a neck and no head, two arms and no hands? What is it?

Can you find out a way through which you can make five squares out of the given figure by moving just six match sticks?

What is common among 11, 69, and 88?