Help help due in today

Given the sequence 7, 14, 28, 56, which expression shown would give the tenth term? a. 7^10 b. 7·2^10 c. 7·2^9

Tom travels between the two mile markers shown and then finds his average speed in miles per hour. select the three equations that represent this situation.

Arestaurant added a new outdoor section that was 8 feet wide and 6 feet long. what is the area of their new outdoor section