Which situation represents a proportional relationship? The cost of purchasing grapefruit for $1.80 per pound with a coupon for $1.00 off the total
cost
The cost of purchasing apples for $1.75 per pound plus a shipping fee of $0.16 per pound
The cost of purchasing peaches for $7.00 per box of peaches with a delivery charge of
$3.00
The cost of purchasing a basket of oranges for $1.30 per pound plus $5.00 for the basket

ranks (& how to earn them):

-beginner (needs at least 0 points & 0 brainliest answers)

- hand (needs at least 100 points & 0 brainliest answers)

-ambitious   (needs at least 250 points & 0 brainliest answers)

-virtuoso (needs at least 500 points & 5 brainliest answers)

-expert   (needs at least 1,000 points & 10 brainliest answers)

-ace (needs at least 3,000 points & 15 brainliest answers)

-genius   (needs at least 15,000 points & 50 brainliest answers)

how to award brainliest:

you must wait until 2 people answer to award brainliest. i'm pretty sure that it should be next to the "" and "comments" buttons.  

answer is  

c.

36

step-by-step explanation:

how much is coupon

step-by-step explanation: