There are 100 runners entered in a marathon. how many different groups of three runners can finish in first, second, and third? does this problem involve permutations or combinations?

I'm pretty sure your answer would be permutations.

good luck with your studies, you got this! <3

0.02

step-by-step explanation:

time of 9 192 631 770 periods of the radiation corresponding to the transition between the 2 hyperfine levels of the ground state of the caesium 133 atom at 0 k (but other seconds are sometimes used in astronomy)