Question

16! / 4! 12! =???

A.

.0238





B.

1,820





C.

2,380

Answer 1

you can cancel out 12! from the top and bottom and you get 16*15*14*13/4*3*2*1, then cancel out some more to get 4*5*7*13=140*13=1820

Answer 2

for better visualization :)
\[\huge \frac{16!}{4!12!} \implies \frac{16 \times 15 \times 14 \times 13 \times 12!}{4!12!}\]

Answer 3

thank you guys! :)