ITS C I HAVE NO EXPLANATION BUT ITS C
Answer: C
Step-by-step explanation: l-7&!:
Answer: 270.9 miles.
Step-by-step explanation:
The formula we use here is :

Given : Ashton used 12.6 gallons of gasoline to drive his car on a weekend trip. he averaged 21.5 miles per gallon.
Then 
Hence, he traveled 270.9 miles.
Answer:
D
Step-by-step explanation:
that what I think but not sure