1 bookcase = 1/5 gallons
x bookcase = 3 gallons
1/5x = 3
x = 3/0.2
x = 15
Answer:an=9⋅(2/3)^n−1
Answer:
42%
Step-by-step explanation:
To find the percentage of a fraction, you divide the numerator by the denominator and multiply by 100: