Pigeonhole
1. If 13 people in one room, show that at least 2 people born in the same month.
2. Show that if 7 numbers was chosen from 1 to 12, any 2 of it will add to 13.
3. How many friend you should have to ensure that at least 5 of them have the same birth month?
4. 6 persons collect their money and the amount is RM 21.61. Show that at least one of them must have RM 3.61.
Get Answers For Free
Most questions answered within 1 hours.