Warm up question, what is 5x5x5? Explain how you got the answer

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?

Divide the following fractions 3/4 ÷ 2/3 1/2 8/9 9/8 2

Consider that lines b and c are parallel. what is the value of x? what is the measure of the smaller angle?