dieudonnejoseph
dieudonnejoseph
05-09-2017
Mathematics
contestada
omg please help me this sucks
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kphung76127
kphung76127
05-09-2017
Yes it is proportional, because for each increment of x, which is the number of hours, the y value changes at a uniform pace.
To find rate of change:
30-15=15
45-30=15
60-45=15
The rate of change is 15.
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