Problem Solving

Question

38.You need to buy some chicken for dinner tonight. You found an ad showing that the store across town has it on sale for $2.99 a pound, which is cheaper than your usual neighborhood store, which sells it for $3.49 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).

1. How much chicken will you be buying? 7 pounds
2. How much far are the two stores? My neighborhood store is 2.2 miles away and takes about 8 minutes. The store across town is 8.4 miles away and takes about 25 minutes.
3. How kind of mileage does your car get? It averages about 26 miles per gallon in the city.
4. How many gallons does your car hold? About 17 gallons
5. How much is gas? About $3.89/gallon right now.

1. Going to the further store is cheaper
2. Going to the closed store is cheaper

The cheaper option saves you $

Give your answer to the nearest cent.

Answer 1

the price difference is 0.50 per pound.

Since 7 pounds is needed, that's $3.50

6.2 miles is the difference...

6.2/25 mpg = 0.248 gallons used, 1 way

0.256*$3.89 = $0.99584

You'll save $2.50 traveling to

the further store to get the cheaper price