1st question is 2
Hope it helps :D
Answer:
36
Step-by-step explanation:
since a fair die has 6 sides (i.e 6 possible outcomes),
P (rolls a 4 on 1 roll) = 1/6
hence if he rolls the die 216 times, we would expect to roll a 4 for 1/6 of the time. I.e.
expected number of times to roll a 4
= (1/6) x 216 = 36 times.
Answer:
13 dollars per hour ! ^^
Step-by-step explanation:
