Each question is followed by two statements, A and B. Answer each question using the following instructions.
- Choose $1$ if the question can be answered by using statement A alone but not by using B alone.
- Choose $2$ if the question can be answered by using statement B alone but not by using A alone.
- Choose $3$ if the question can be answered by using either statement alone.
- Choose $4$ if the question can be answered by using both the statements together but not by either statement.
The members of a local club contributed equally to pay Rs. $600$ towards a donation. How much did each one pay?
- If there had been five fewer members, each one would have paid an additional Rs. $10.$
- There were at least $20$ members in the club, and each one paid no more than Rs. $30.$