Given the graph below, what is the average rate of change between 1 year and 4 years of age?
1 answer:
Answer : The average rate of change between 1 year and 4 years of age is 7.33 lbs per year.
Step-by-step explanation :
As we know that the average rate of change between two input values is the total change of the output values divided by the change in the input values.
From the table, we conclude that:
The weight of 1 year of age = 20 lbs
The weight of 4 years of age = 42 lbs
Now we have to determine the average rate of change between 1 year and 4 years of age.
The input (years) has changed by = 4 years - 1 year = 3 years
The output has changed by = 42 lbs - 20 lbs = 22 lbs
Average rate of change = Output ÷ Input
Average rate of change =
Average rate of change = 7.33 lbs per year
Therefore, the average rate of change between 1 year and 4 years of age is 7.33 lbs per year.
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2.1%
Step-by-step explanation:
The formula for compound interest is given as:
Given the Principal amount as $6000, and the rate in the first two years as 1.5%:
We compound for 1 year at rate i to obtain $6311.16:
Hence, the compound interest rate in the third year is 2.1%