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

Which wheel of car does not rotate when you turn your car right?

How do you go from 98 to 720 using just one letter?

If you drop a 15 kg iron bar and a 5 kg bag of cotton from a height of 50 meters which will reach the ground first?

In a stable, there are men and horses. In all, there are 22 heads and 72 feet. How many men and how many horses are in the stable

Below rebus represent famous DiCaprio movie. Can you name it?

Which number should replace the question mark?

Solve below rebus puzzle?

What does this below rebus puzzle mean?

Two friends decide to get together; so they start riding bikes towards each other. They plan to meet halfway. Each is riding at 6 MPH. They live 36 miles apart. One of them has a pet carrier pigeon and it starts flying the instant the friends start traveling. The pigeon flies back and forth at 18 MPH between the 2 friends until the friends meet.

How many miles does the pigeon travel?