can someone please please help me with these questions? I’m really struggling and just need help :( I will give brainliest to fastest answer! Thank you

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?

Ajar of gumballs contains 4 reds, 2 greens, and 6 blues. what is the probability of getting two blues in a row without replacement?

If the sales price of a dvd is $20 and the markup is 34%, what is the cost of the dvd?