Recall that an equation in slope-intercept form is as follows:
where m is the slope of the line, and (0,b) is the y-intercept.
Substituting m=-6, and b=-1/2 we get:
Simplifying the above result we get:
Answer:
A bicycle helmet cost $41.40 in 1983. what will a bicycle helmet cost when the cpi is 186? round to the nearest cent. a. $222.58
2 answers:
The price of the bicycle helmet cost at the time when CPI is 186 is given by: Option C; $77
<h3>What is consumer price index?</h3>The consumer price index is the new cost of market basket in terms of percentage of old cost of market basket.
= consumer price index in current period
= cost of market basket in current period
= cost of market basket in base period
Then, we have:
For this case, we're given that:
Thus, we get:
Thus, the price of the bicycle helmet cost at the time when CPI is 186 is given by: Option C; $77
Learn more about consumer price index here:
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