Question

A line passing through which of the following pairs of coordinates represents a proportional relationship?

a. (1.3, 3.3) and (2.3, 4.3)
b. (1.25, 2.25) and (2.5, 5)
c. (2.5, 5) and (3, 5.5)
d. (1.25, 2.5) and (3.75, 7.5)

Answer 1

Welcome to OpenStudy! :D

Answer 2

d

Answer 3

'Cause 1.25 *3= 3.75 , 2.5*3= 7.5 So, x, and y coordinates are proportional.