Question

Please help!

1. Which graph represents a proportional relationship? A or B (photo1)

2. If it costs $78 for 13 sandwiches, what is the unit rate?

a. $6/ 1 sandwich
b. $156/ 26 sandwiches
c. $39/ 6 1/2 sandwiches
d. $8/ 1 sandwich

Answer 1

A for negative slope question
B for propotional question

a for unit cost

Answer 2

1. Graph B

2. cost of 13 sandwiches = $78
cost of 1 sandwich = $78/13 = $6

Answer is A.

Hope it helps!