So, if you're trying to ask what 12 divided by 3 is, then the answer is four. (Using inverse operation), because 4x3=12. But, make sure you put the label! The answer is $4.
Arjun should have divided both sides of the equation by 7 instead of multiplying.
Answer:
The unit rate is 100 calories per cup
and 300 calories in the three cups of cereal
Step-by-step explanation: