Question

Marco bought 5 gallons of gasoline for $17.70.

To find the unit price, the cost by the number of gallons.
The unit price is .

Answer 1

Unit price = 3.54$

Explanation:

By using criss-cross method:

5 gallons -> $17.70

1 gallon -> ?

Unit price = 1x17.70 / 5 = 3.54$

Hope this helps..

Answer 2

To find the unit price we need to all price divide by number of gallons, so

`17.70/5=3.54`

Answer: The unit price is $3.54