Answer:
20 days
Step-by-step explanation:
We have 31 days in one month
Mason must have inspected 1470 after 31 days
He inspects 73.5 phones per day. Hence,
73.5 phones =>1 days
1470 phones =>
1470 ÷ 73.5 => 20 days
Hence, Mason will need 20 days to reach his goal.
