1. Who is correct?

What is the rate

of change shown in

the table below?

x y

3 13.5

6 27

8 36

11 49.5

• Dylan says the rate of

change is 4.5.

• Rachel says the rate of

change is 13.5.

Who is correct, and why?

Question

19 June, 21:31

+2

Answers (2)

Know the Answer?

Alaina Gill · Answer 1

(3,13.5) (6,27)

slope = (27 - 13.5) / (6 - 3) = 13.5 / 3 = 4.5

so Dylan is correct ... Rachel forgot to divide by 3

Francis Savage · Answer 2

Dylan is correct 4.5

1. Who is correct?What is the rateof change shown inthe table below?x y3 13.56 278 3611 49.5• Dylan says the rate ofchange is 4.5.• Rachel says the rate ofchange is 13.5.Who is correct, and why?