You need to buy some chicken for dinner tonight. You found an ad showing that the store across town has it on sale for $3.09 a pound, which is cheaper than your usual neighborhood store, which sells it for $3.59 a pound. Is it worth the extra drive?

First, determine what information you need to answer this question, thenclick hereto display that info (along with other info).

• How much chicken will you be buying? 4 pounds
• How much far are the two stores? My neighborhood store is 2.1 miles away, and takes about 7 minutes. The store across town is 8.2 miles away, and takes about 22 minutes.
• How kind of mileage does your car get? It averages about 20 miles per gallon in the city.
• How many gallons does your car hold? About 13 gallons
• How much is gas? About $3.81/gallon right now.

• Going to the close store is cheaper
• Going to the further store is cheaper

The cheaper option saves you