At a local supermarket, a box of cereal usually costs 13 dollars. This week, the supermarket sells the box of cereal for 7 dollars. How much money will you save if you buy this cereal at this supermarket?	Choose the correct choice from the following:
A) 5 dollars
B) 3 dollars
C) 4 dollars
D) 2 dollars
E) 6 dollar
Solution:   In this situation, there is a decrease in the price.   Saving = 13 - 7= 
<gadget id="calculator">13 - 7</gadget>
<output>6</output>
6 dollars   Option 6 dollar
<result>E</result>
At a local supermarket, a box of cereal usually costs 13 dollars. This week, the supermarket sells the box of cereal for 7 dollars. How much money will you save if you buy this cereal at this supermarket?