Question

you can sort 8 pieces of mail in 10 seconds how many pieces of mail should you be able to sort in 45 minutes?​

Answer 1

oh this was easy!

Explanation:

1 minute = 60 seconds

45 min = 2700 sec

8 pieces of mail ?

------------------ = -------------------

10 seconds 2700 sec

Solve the ratio/proportion by cross multiplication

or equal ratio method by factor of 270:

? = 2160 pieces of mail

i hope this helped