Question

They sometimes give 5 points to answer a question and sometimes 10 or 13...any reason?

Answer 1

It is because the points for the particular ans is already mentioned

In the question . So they sometimes gives 5 ,10 or 13. Once u check it out then u will find that the (pts ) is already given before the question

Answer 2

When you ask a question, you decide the points to be given (at the top leftmost by scrolling through the points)