Question

Billy Bob is filling his bathtub with water. At one minute, there are 5

gallons, at two minutes there are 8 gallons, and at 3 minutes there are
11 gallons of water in the tub.
If this pattern continues, how many gallons of water will be in the tub
at 7 minutes?

Answer 1

23 gallons

Explanation:

the bathtub is filling by 3 more gallons every minute, 7-4=3, 4*3=12, 11+12=23

Answer 2

There will be 23 gallons