A question in a Amusement park?Number Theory Level 2
Calvin, Satvik, Daniel, Sharky and Aditya go to an Amusement Park. The all are fancied by a ride and want to ride on it. But the ride has to be taken by exactly 4 people at a time.
What is the minimum number of times that groups of 4 from the group of 5 will have to take the ride in order to ensure that all the 5 get equal chances on the ride?
Details And Assumptions:
Assume that there are no other people who are willing to take the ride at that time.
Assume that the 5 can take any ride as many times as they want.
Assume that they ride at least once.