Question

In how many ways can a teacher arrange 10 students in the front row if there are 60 total students?

Answer 1

Combinations, fun. \[\frac{ n! }{ r!(n-r)! }\]

Is the equation you want to use.

Answer 2

can you explain how you get r and n please? thank you

Answer 3

"n" = set size -> so basically the total number of items in the sample
"r" = subset size -> the number of items to be selected from the sample

Answer 4

\[60!/10!(60-10)!\] ? @butterflydreamer

Answer 5

yepp

Answer 6

I got 7.41837979E11 is that correct? @butterflydreamer