Use this information to write a ratio of cost to number of hot dogs. Express it as a fraction.
What operation would be best to use for finding the cost of 1 hot dog?
Use division.
Since we know the cost of 1 hot dog, what operation can we use to find the cost of 7 hot dogs?
Multiplication.
How will the cost of 7 hot dogs relate to the cost of 1 hot dog?
7 hot dogs will cost 7 times as much.
What multiplication expression can help us find the cost of 7 hot dogs?
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