CPM Homework Help : CC1MN Problem 11-45

If Ms. Westhaggen can knit five hats in exactly $19$ hours, how long should it take her to knit $12$ hats? Show all of your work or explain your reasoning.

Hint:

How long does it take her to knit each hat?

More Help:

$\frac{19 \text{ hours}}{5 \text{ hats}}= 3\frac{4}{5}\ \text{hours to make each hat}$

Use this information to find out how long it takes to knit 12 hats.