Question

Tammy took a total of 14 quizzes over the course of 7 weeks. ​ ​How many weeks of school will Tammy have to attend this quarter before she will have taken a total of 18 quizzes? ​ ​Solve using unit rates. ​Answer: weeks.

Answer 1

9 weeks

Explanation:

So he basically took 14 quizzes in 7 weeks.

14/7 = 2/quizzes per week

18/2 = 9 weeks

I don't know what you mean by unit rates but this is what I got.