Question

You need to buy some chicken for dinner tonight. You found an ad showing that the store across town has it on sale for $2.79 a pound, which is cheaper than your usual neighborhood store, which sells it for $2.89 a pound. Is it worth the extra drive? (Hint: be sure to consider that you must drive to the store and back home.)

First, determine what information you need to answer this question, then click here to display that info (along with other info).
- How much chicken will you be buying? 7 pounds
- How far away are the two stores? My neighborhood store is 2.3 miles away, and -takes about 9 minutes. The store across town is 8.3 miles away, and takes about 22 minutes.
- What kind of mileage does your car get? It averages about 22 miles per gallon in the city.
- How many gallons does your car hold? About 16 gallons
- How much is gas? About $3.79/gallon right now.
A) Going to the further store is cheaper
B) Going to the close store is cheaper
The cheaper option saves you $ ______

Answer 1

B) Going to the close store is cheaper.

Explanation:

Cost of going to the next town:

(8.3mi/22mi) × $3.79 = $1.43

Cost of going to the close store:

(2.3mi/22mi) × $3.79 = $0.40