Question

Identify two ordered pairs below that would form a direct variation:

(2, 8)
(4, 9)
(20, 5)
(10, 10)
(12, 3)
(2, 18)

Answer 1

(12,3) and (20,5)

Explanation:

When using the direct variation equation we can check these by division and we get .25 for the answer of both.

3/12 and 5/20