Question

If you roll a pair of fair eight sided die, what is the probability of getting a sum of 5?

Answer 1

Answer:

You have 4 ways to get a sum of 5 — (1,4), (2,3), (3,2), and (4,1). The probability of throwing a sum of 5 is 4/36 = 1/9. The expected number in 180 throws is 180 × (1/9) = 20.

Step-by-step explanation: