Mathematics, 23.01.2021 03:30 rogersdeloris1ovgm3b
The sets of ordered pairs below represent the cost to fix a plumbing issue based on the number of hours. The first coordinate represents the hours and the second coordinate the cost.
Select the sets of ordered pairs that are proportional relationships.
{(2,160),(4,320), (5,400), (8,640)}
O {(1,90),(3,170),(4,210). (6,290)}
O {(1,135),(4,210),(6,255), (8,290)}
{(2,150),(3,225), (7,525), (8,600)}
{(4,220),(5,275),(6,330), (7,385)}
Answers: 2
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The sets of ordered pairs below represent the cost to fix a plumbing issue based on the number of ho...
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