I can give you the link for the answers
Answer:

Step-by-step explanation:
step 1
Convert mixed numbers to an improper fractions


step 2
we know that
A teacher reviews 9/2 papers per hour
using proportion
Find how many papers will the teacher review in 19/3 hours
Let
x-----> the number of papers



Convert to mixed numbers

Answer:
what are the options?
Step-by-step explanation: