Posted by Jacob on .
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?

Math 
saim,
first made = 60*8=480
second made= 80*6=480
together= 960