Answer:
i’m pretty sure that it’s 50. i haven’t done this in a awhile though. but pretty positive it’s 50
Step-by-step explanation: :)
Answer:
Step-by-step explanation:
Answer:
36
Step-by-step explanation:
The number of two of the nine members of ski patrol unit can be chosen is equal to the combinations of 9 taken 2. This can be calculated using the formula:
=
, where
9! =9×8×7×6×5×4×3×2×1 and
7!=7×6×5×4×3×2×1
2!=2×1 then the equation becomes:
=
=36
Answer:
a.)1/3
Step-by-step explanation: