Mathematics, 23.04.2020 16:18 bob5266
Professor J can grade an entire section of essays in 3 hours. His teaching assistant, M, can grade the same amount of essays in 5 hours. How long would it take them to grade the essays if they work together?
(15points) plz help!
Answers: 3
Mathematics, 21.06.2019 12:30
Acable car begins its trip by moving up a hill. as it moves up, it gains elevation at a constant rate of 50 feet/minute until it reaches the peak at 2,000 feet. then, as the car moves down to the hill’s base, its elevation drops at the same rate.
Answers: 1
Mathematics, 21.06.2019 18:00
Find the number of real number solutions for the equation. x2 + 5x + 7 = 0 0 cannot be determined 1 2
Answers: 2
Mathematics, 21.06.2019 23:00
According to the general equation for conditional probability if p(anb)=3/7 and p(b)=7/8 what is p(a i b)
Answers: 1
Professor J can grade an entire section of essays in 3 hours. His teaching assistant, M, can grade t...
History, 08.01.2020 19:31
Chemistry, 08.01.2020 19:31
Mathematics, 08.01.2020 19:31
History, 08.01.2020 19:31
French, 08.01.2020 19:31
Mathematics, 08.01.2020 19:31
Mathematics, 08.01.2020 19:31
Physics, 08.01.2020 19:31
Mathematics, 08.01.2020 19:31
Biology, 08.01.2020 19:31
History, 08.01.2020 19:31