You need to buy some chicken for dinner tonight. You found an ad showing that th

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 $2.89 a pound, which is cheaper than your usual neighborhood store, which sells it for $3.39 a pound. Is it worth the extra drive?

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 much far are the two stores? My neighborhood store is 2.3 miles away, and takes about 9 minutes. The store across town is 8.4 miles away, and takes about 22 minutes.

How kind of mileage does your car get? It averages about 21 miles per gallon in the city.

How many gallons does your car hold? About 16 gallons

How much is gas? About $3.73/gallon right now.

How much does the cheaper option save you?

Explanation / Answer

neighbourhood store =store 1

cost = 7* 3.39 + 2.3 * 3.73 /21 = 24.1385

store across town = store 2

ost = 7* 2.89 +8.4 * 3.73 /21 = 21.722

store2 is cheaper

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