Question

A machine adds metal bands called ferrules and erasers to one end of a pencil. It takes the machine 2.5 hours to add ferrules and erasers to 4,200 pencils. How many pencils does this machine process per minute?

Answer 1

28

Explanation:

Convert 2.5 to minutes = 150 minutes. Then divide 4200/150 which gives you 28 per minute