Question

mr. harris graded papers at the end of the school day. the table below shows how many papers he graded in minutes.
minutes | number of papers graded
5 | 2
15 | 6
35 | 14
50 | 20
at this rate, how many papers will mr. harris grade in 60 minutes?
21 papers
23 papers
24 papers
34 papers

Explanation:

Step1: Find grading rate per minute

$\text{Rate} = \frac{\text{Papers}}{\text{Minutes}} = \frac{2}{5} = 0.4$ papers per minute

Step2: Calculate papers in 60 minutes

$\text{Total Papers} = 0.4 \times 60 = 24$

Answer:

24 papers