When monkey rotate the gear, which mark will be hit 1 or 2 ?

Two friends were betting. One said to the other, "The coin will be flipped twenty times and each time the coin lands on the head, I will give you $2 and each time it lands on the tale, you will give me $3." After flipping the coin twenty times not a single penny was exchanged among them.

How many times did the coin land on heads?

It walks on 4 when its young, walks on 2 when it's older, and walks on 3 when its very old?

What English word has three consecutive double letters?

A girl has as many brothers as sisters, but each brother has only half as many brothers as sisters. How many brothers and sisters are there in the family?

Can you identify the direction in which this bus is moving; left or right?

Hint: The bus is moving on the roads of London.

What has to be broken before you can use it?

Find the Goldfish below the given Image.

Complete the table series riddle by finding the number that can replace "??".

A river should be crossed by a father, a mother and their two sons and two daughters.
There are some rules that should be followed while crossing the river. There can be only two people in the raft while crossing. The daughters cannot be with their father unless there is the presence of the mother. The sons cannot be with their mothers unless the father is present. Unless the guard is on the board, the criminals cannot be with any of the family members. Only the adults like the father, the guard, and the mother knows to use the raft.

How will they cross the river?