Question

A copy machine makes 165 copies in 3 minutes and45 seconds. How many copies does it make per minute?

Answer 1

hint
time t=3 minutes and45 seconds
t=3 min x 60 sec/min +45 sec
t=180+45=225 sec
t= 225 secx(1min/60sec)=3.75 min
now that there is 165 copies
How many copies does it make per minute?

Answer 2

@krissy7606

Answer 3

alternate solution
change 45 sec to min then add it to 3 min... t=3 min + 45(1/60) = 3.75 min

now that there is 165 copies
How many copies does it make per minute?