Mr. Rodriguez, a college instructor, can grade his class papers in 3 hours while it takes his assistant 4 1 2 hours. If Mr. Rodr

Question

2 years ago

8

iguez graded the papers for 1 hour and then left the job for his assistant to complete, how long will it take his assistant to finish grading papers?

1 answer:

const2013 [10] · Answer 1 · 2022-04-15T09:29:45+03:00

6 0

Answer:

3 hours

Step-by-step explanation:

Rodriguez did 1/3 of the job, so the remaining 2/3 of the job will take the assistant 2/3 of the usual time:

(2/3)(4 1/2) = 3 . . . hours

The assistant can complete the job in 3 hours.