There is 3\8 of a pizza in one box and 1/8 of a pizza in another box. how much altogether

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 choice represents the sample space ,s for this event

Which expression can be used to determine the slope of the line that passes through the points -6, three and one, -9