subject
Mathematics, 29.09.2019 19:00 gungamer720

Idont understamd this problem

a work crew has a new pump and an old pump. the new pump can fill a tank in 5 hours, and the old pump can fill the same tank in 7 hours. write and solve and equation for the time it will take both pumps to fill one tank of the pumps are used together.

ansver
Answers: 1

Another question on Mathematics

question
Mathematics, 21.06.2019 17:50
To solve the system of equations below, grace isolated the variable y in the first equation and then substituted into the second equation. what was the resulting equation? 3y=12x x^2/4+y^2/9=1
Answers: 1
question
Mathematics, 21.06.2019 22:50
Which of the following is closest to 32.9 x 7.5? a: 232 b: 259 c: 220 d: 265
Answers: 2
question
Mathematics, 21.06.2019 23:00
What is the sum of the first 8 terms of the geometric series
Answers: 3
question
Mathematics, 21.06.2019 23:30
Which expression gives the exact value of x?
Answers: 3
You know the right answer?
Idont understamd this problem

a work crew has a new pump and an old pump. the new pump...
Questions
question
Mathematics, 04.09.2020 21:01
question
Mathematics, 04.09.2020 21:01
question
Mathematics, 04.09.2020 21:01
question
Mathematics, 04.09.2020 21:01
Questions on the website: 13722367