subject
Mathematics, 31.10.2020 09:00 Dinojacob

One optical scanner can read a stack of sheets in 20 minutes. A second scanner can read the same stack in 12 minutes. How much time would it take for both scanners together to process the one stack of sheets?

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 15:00
15 points ! ~ see if you know the answer to both you!
Answers: 1
question
Mathematics, 21.06.2019 19:30
When 142 is added to a number the result is 64 more times the number my options are 35 37 39 41
Answers: 1
question
Mathematics, 21.06.2019 21:50
Question 14 (1 point) larry deposits $15 a week into a savings account. his balance in his savings account grows by a constant percent rate.
Answers: 3
question
Mathematics, 22.06.2019 00:30
The graph of f(x) is obtained by reflecting the graph of f(x)=-3|x| over the x-axis. which equation describes f(x)? a) f(x)=3|x| b) f(x)=|x+3| c) f(x)=-3|x| d) f(x) = - |x+3|
Answers: 1
You know the right answer?
One optical scanner can read a stack of sheets in 20 minutes. A second scanner can read the same sta...
Questions
question
Mathematics, 27.11.2019 14:31
Questions on the website: 13722367