# The fiqure shows retail sales s of electricity, in quadrillion kWh, to residential consumers with respect to years t between 2000 and 2008quadrillionkWh0.250.200.150.100.05н уear020002002200420062008(a) Is the retail sale of electricity increasing, decreasing, or constant?increasingOdecreasingconstant(b) Estimate the slope of the graphReport the answer in a sentence of interpretation with units.quadrillion kWh per year between 2000 and 2008--Select byRetail sales of electricity were(c) Give an estimate of s(2003)Report the answer in a sentence of interpretation with units.retail sales of electricity reachedquadrillion kWhIn the year

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Step 1

Since the graph is going upwards on the right side so it is increasing.

Step 2

b) We take two points on the graph to find slope. (2000,0.05) and (2002,0.10).

Retail sales o...

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