This has alot of information missing. Can you please repost this with more detailed information? Thanks.
21 because 9+10 is actually 21
If you know the whole price for 2.4 gallons, divide the whole price by 2.4 to get the cost for one, because when you multiply the cost for 1 by 2.4, you get the total.
7.56/2.4 = 3.15,
p= 3.15
Answer:
0.44444444444
Step-by-step explanation: