Question

I need help with several questions, I don't really understand pre algbrea at all.

Answer 1

Step 1:

In this question, we are given the following:

Step 2:

Using the data in the table to find the rate of change in the length of the baby girl:

Choosing any two consecutive points, we have that the:

`\text{Average Rate of change =}\frac{Differen\text{ce in the two consecutive lengths }}{\text{Difference in the consecutive months}}`
`Average\text{ Rate of change = }\frac{21.5\text{ -20}}{6-4}`
`\begin{gathered} \text{Average Rate of change =}(1.5)/(2) \\ =\text{ 0.75 inch per month} \end{gathered}`

CONCLUSION:

The final answer = 0. 75 inch per month