Write 625 using exponents in as many ways as you can?

Carter drank 15.75 gallons of water in 4 weeks. he drank the same amount of water each day.a. estimate how many gallons he drank in one day.b. estimate how many gallons he drank in one week.c. about how many days altogether will it take him to drink 20 gallons?

Which equation represents the function on the graph?

Percent increase and decrease. original number: 45 new number: 18