What is the diameter of this circle if the circumference is 30 pi inches? A circle.

C = 30 pi in.

15 in.

30 in.

45 in.

60 in.

Im on a timer

Jackson earns $25 per hour as a tutor at the college library. he set a weekly spending budget of $130 each week and puts the remaining money in his savings account. how many hours must he work this week to have at least an extra $50 to put in his savings account