1

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