Question

The numbers 1 through 8 are written in separate slips of paper, and the slipss are placed into a box. Then, 4 of the these slips are drawn at random.

Answer 1

$\frac{1}{8}\times\frac{1}{7}\times\frac{1}{6}\times\frac{1}{5}=\frac{1}{1680}$

1/1680 = 0.000595