17. What's the sum of 6 feet 10 inches and 8 feet 9 inches?
Union...
A. 14 ft. 7 in.
OB. 15 ft. 19 in.
O C. 13 ft. 19 in.
O D . 15 ft. 7 in.

Part A

C = $.85p

For 2 pounds , the charge is $1.70

Part B

C = $.05 * p

Step-by-step explanation:

Part A

Cost = charge per pound * pounds

We know the charge per pound is $.85

C = $.85 * p

We want to ship 2 pounds

C = .85*2

C = 1.70

Part B

Cost = charge per pound * pounds

We know the charge per pound is now $.05

C = $.05 * p