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?

With pointed fangs I sit and wait; with piercing force I crunch out fate; grabbing victims, proclaiming might; physically joining with a single bite. What am I?

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?

By what process could you make a 'Tea-Table' into food?

If 21x = 79x, what is the value of x?

There is a movie name hidden in the picture that is attached with this question. Can you find out which movie is it?

15 caves are arranged in a circle at the temple of doom. One of these caves has the treasure of gems and wealth. Each day the treasure keepers can move the treasure to an adjacent cave or can keep it in the same cave. Every day two treasure seekers visit the place and have enough time to enter any two caves of their choice.

How do the treasure seekers ensure that they find the treasure in the minimum number of possible days?

An old Woman left INR 33,333 to be divided equally among two fathers and two sons and each was to receive INR 11,111.
How was this possible?

A man dies of old age on his 25 birthday. How is this possible?