SOLUTION: Please help me solve this equation: A risograph machine can finish 100 pages in 1 minute. How many books of 250 pages can the machine copy in 20 minutes ?
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Question 697626: Please help me solve this equation: A risograph machine can finish 100 pages in 1 minute. How many books of 250 pages can the machine copy in 20 minutes ?
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let = number of books of pages
that the machine can copy in min
Note that would be the number of pages
that the machine can copy in min
--------------
The machine's rate of copying is pages / min
I can say that
This is just ( pages/min = pages/min )
The machine can copy 8 books of 250 pages in 20 min
check:
OK
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