Due to the fact that Q24 is a brain torture for almost everyone who attempted this question, I shall give the answer on Saturday. To let you all have better confidence, I shall give you two more hint.
Both graph are equally same. Just that I only change the x-coordinate. The next clue is using a certain formula for find an unknown. HA HA HA!!! Enjoy. ( Sorry that I also need to postpone the answers for Q23 as well. I apologize for any inconvenience. )