Question

If a number cube is rolled 500 times, what is the expected number of times based on theoretical probability the number cube will show a 1 or a 6 ?

A.
about 50

B.
about 83

C.
about 167

D.
about 250

Answer 1

1 to 6 is all symmetrical for a dice. Hence, the expected number should be same for each.
Just use this fact. this should help.

Answer 2

thank you! :)

Answer 3

glad to help ^^