Every morning, siblings jack and jill roll a regular six-sided die to determine who will get to ride in the front seat on the way to school. if the number is even, jack gets to ride in the front. if the number is odd, jill gets to ride in the front.

a. in the first 20 school days, how many times would you expect jack to get to ride in the front seat?

b. in the first 100 school days, how many times would you expect jill to get to ride in the front seat?

c. which prediction (jack or jill's) do you think will be closer to the actual frequency? use complete sentences to justify your answer.