AQuA-RAT train #3411 · Combinatorics · Permutations & combinations
In a race with 30 runners where 5 trophies will be given…
In a race with 30 runners where 5 trophies will be given to the top 7 runners (the trophies are distinct: first place, second place, etc), how many ways can this be done?
AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #3411
Stuck? A gentle nudge
No hints for this one.
Your answer
Checked against the answer in AQuA-RAT.