1.) A doctor wants to check the six COVID-19 patients in different rooms. in how many ways can he do it?
2.) The Philippines is know as the land of beauty queen. Supposed there are 10 contestants in a beauty pageant. How many ways can the top three winners be selected?
3.) How many ways can the 6 grab food motorcycle be parked if there are 8 available parking space?
4.) How many 4 digit number can be formed the digit 2,4,8 and 9 if no repitition is allowed, if the first digit is a 8?
Share
Answer:
i dont know how to do math