Answer:

Step-by-step explanation:
Answer:
74%
Step-by-step explanation:
Multiply both the numerator and denominator by 2 so that you will have a number over 100. After doing this you will have 74/100 which is 74%
Miles using 4.5 gallons = 144 miles
Miles using 1 gallon
(144 miles / 4.5 gallons)
32 miles / gallon
Answer:
20 years old.
Step-by-step explanation:
Go backwards in the equation.
24/3 = 8
8+12
= 20
Answer:
66
Step-by-step explanation:
Open the parentheses, 18 + 72 - 16 - 8 = 66