subject
Mathematics, 05.05.2020 19:45 alinadancer2717

Your pump empties the water from a swimming pool in 8 hours. When your friend's pump is used together with your pump, the pool is emptied in 2 hours and 40 minutes. How long (in hours) does it take your friend's pump to empty the pool when working alone?

ansver
Answers: 3

Another question on Mathematics

question
Mathematics, 21.06.2019 17:00
If you apply the changes below to the absolute value parent function, f(x)=\x\, which of these is the equation of the new function? shift 2 units to the left shift 3 units down a. g(x)=\x-3\-2 b. g(x)= \x-2\-3 c. g(x)= \x+3\-2 d. g(x)= \x+2\-3
Answers: 1
question
Mathematics, 21.06.2019 18:50
Determine which expressions represent real numbers and which expressions represent complex number. asaaap! plis!
Answers: 1
question
Mathematics, 21.06.2019 19:10
Aline that intersects one of two parallel lines intersects the other also always sometimes never
Answers: 3
question
Mathematics, 21.06.2019 22:00
Solve 2 - 3 cos x = 5 + 3 cos x for 0° ≤ x ≤ 180° a. 150° b. 30° c. 60° d. 120°
Answers: 1
You know the right answer?
Your pump empties the water from a swimming pool in 8 hours. When your friend's pump is used togethe...
Questions
question
Mathematics, 11.01.2020 17:31
question
Mathematics, 11.01.2020 17:31
Questions on the website: 13722360