A math teacher graded 45 problems in 3/5 of an hour. At that rate, how many problems can she grade in 1 hour?

Answer :

Answer:

75 questions

Step-by-step explanation:

[tex]45[/tex] ÷ [tex]\frac{3}{5}[/tex] of an hour

[tex]\frac{3}{5} =36[/tex]

[tex]45[/tex] ÷ [tex]36[/tex] minutes

= 1.25

1.25 times 60 = 75 questions