### Home > CC4 > Chapter 8 > Lesson 8.1.3 > Problem 8-52

8-52.

After noon, the number of people in Mal-Wart grows steadily until 6:00 p.m. If the equation*y*= 228 + 58*x*represents the number of people in the store*x*hours after noon:How many people were in the store at noon?

*8-52 HW eTool*At what rate is the number of shoppers growing?

When were there 402 shoppers in the store?

Find the starting value in the equation.

Find the growth rate in the equation.

Set the equation equal to 402 and solve for *x*.

Use the eTool below to help solve the problem.

Click the link at the right to view full version of the eTool: Int1 8-52 HW eTool.