Based on the information given, which formula should we use to calculate the circumference of the circle? C=πd
C=2πr

15 points ! ~ see if you know the answer to both you!

The evening newspaper is delivered at a random time between 5: 30 and 6: 30 pm. dinner is at a random time between 6: 00 and 7: 00 pm. each spinner is spun 30 times and the newspaper arrived 19 times before dinner. determine the experimental probability of the newspaper arriving before dinner.

Eric drove 275 miles in 5 hours. at the same rate how long would it take him to drive 495 miles?