Question

It takes 30 minutes for 5 old printers to produce a batch of magazines.

It takes 16 minutes for 4 new printers to produce an identical batch of
magazines.
a) Which of the following would produce a batch of magazines in less time:
6 old printers or 2 new printers?
b) How much less time would this take?

Answer 1

Step-by-step explanation: a) 6 old printers take 30*(5/6)=25 mins

2 new printers take 16*2=32 mins

the answer would be the 6 old printers

b) 32-25=7 mins