The monthly sales volume y (in thousands of dollars) is

Last updated: 7/30/2022

The monthly sales volume y (in thousands of dollars) is related to monthly advertising expenditures x (in thousands of dollars) according to the following equation. y =300x/X + 10 Spending how much money on advertising will result in sales of at least $150,000 per month? At least $ must be spent on advertising so that the sales is at least $150,000 per month.