3. a copy machine makes 60 copies per minute. a second
copy machine makes 80 copies per minute....
Mathematics, 19.10.2019 15:30 claytonp7695
3. a copy machine makes 60 copies per minute. a second
copy machine makes 80 copies per minute. the second
machine starts making copies 2 minutes after the first
machine starts. both machines stop making copies
8 minutes after the first machine started. together, the
2 machines made how many copies?
a. 480
b. 600
c. 680
d. 720
e. 960
Answers: 1
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