Two students are examining the expression shown at the right.
Diane claims the expression simplifies to .
Brandon claims the expression simplifies to
.

At the Deli, a chunk of Swiss cheese sells for $8.09 per pound and a chunk of cheddar cheese sells for $7.96 per pound.
How much more does pounds of Swiss cheese cost than pounds of cheddar cheese?

A Martian rover travels of the distance from Crater A to Crater B in of an hour. At this rate, how many hours will it take the rover to travel the entire distance between the two craters?

The company "Instant Fizz" has created a soft drink that consumers make by combining a liquid concentrate with carbonated water. The directions say to mix cup of concentrate with 1 quart of carbonated water. a) How many cups of the water should be mixed with cup of concentrate?

b) A full bottle of concentrate contains cups. How many quarts of carbonated water would be needed to mix with half of the full bottle? Choose:

c) Calvin is enjoying a one cup serving of the soft drink. What fraction of his soft drink is concentrate? (Hint: One cup of the soft drink is not just one cup of the carbonated water.)

Choose:

10.

Ted's new mars rover has a 22½ gallon gas tank. The gas gauge is currently showing that ¼ of the tank is full of gas. a) How many gallons of gas are currently in the gas tank?

b) How many gallons are currently needed to fill the gas tank?

Choose:

c) With his Mars gas credit card, Ted receives a 10% discount on the price of gas. If the gas sells for $3.00 a gallon, how much will Ted currently pay to fill the tank?

Choose:

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