DOES ANYONE KNOW HOW MANY QUESTION ARE ON THE CUMULATIVE EXAM ON EDGENUITY AND IM GONNA NEED LOTS OF HELP. ALSO WILL MARK BRAINLIEST!!

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?

Adam used 1072.4 gallons of water over the course of 7 days. how much water did adam use, on average, each day?

Angles r and s are complementary. the measure of angle r is 31 degrees. which equation can be used to find angle s?