Plz answer all these questions for me I really need help
1 answer:
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Answer:
Average rate of change = 0.29 million per year
Step-by-step explanation:
Average rate of change in the population from year 1970 to year 1900 is given by the formula,
Average rate of change =
=
=
= 0.29 million per year
Therefore, average rate of change in the population from 1970 to 1990 will be 0.29 million per year.
a)
he charges a fixed cost of $12, meaning a one-time charge of 12 bucks, plus 1.50 for each window.
1 window................ 12 + 1.5(1)
2 windows............. 12 + 1.5(2)
3 windows............. 12 + 1.5(3)
4 windows............. 12 + 1.5(4)
x windows............. 12 + 1.5(x)
b)