At the beginning of may the electric meter on a house showed 648.19 kilowatt hours. at the end of may the electric meter on the same house showed 1128.21 kilowatts hours. how many kilowatt hours of electricity were used in the house

the answer is d. (1.2, -4.7) on edgn

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see attached graph

b. 1.25 hr

step-by-step explanation:

if you have a constant speed of 60 mph, then you have a ratio between 60 mi. to 1 hr. dividing both sides by 60 we get the ratio

1 mi. to

then mult. both sides by 75 we get the ratio

75 mi. to

simplifying we get

75 mi. to

or 1.25 hr.