Question

In 2012, five U.S. postal stamps cost $2.20. How much did seven stamps cost?

Answer 1

$3.08

You take the $2.20 and divide it by 5. That's how you see how much one stamp costs. Then you multiply it by 7 and get your answer.

Answer 2

 the answer would be $3.08

Hope this helps! good luck (: