- #1
geniusprahar_21
- 28
- 0
you have 9 coins. one of these coins is faulty, that is it is either heavier or lighter than the rest. you have a weighing balance. in thre weighings you have to find
1. which is the faulty coin and
2. is it heavier or lighter.
1. which is the faulty coin and
2. is it heavier or lighter.