So b^2 is the sqaure of b.
so b^2 - 3
Every 5 minutes, you gain 4 gallons. 45/5 = 9, 9x4 equals 36, there would be 36 gallons of water in 45 minutes
The areas are as follows:
Deck 1: 5 * 5 = 25ft squared
Deck 2: 5 * 7 = 35ft squared
Deck 3: 5 * 9 = 45ft squared.
They increase by 10ft squared each time.
The sales tax is $14%
We know this because 14 out of 100 is the same as 14%