Please read attached question Im needing help on the steps to figure this question out?

1) A company is deciding where to assign its summer intern. The manager estimates that the intern can save the company $10,000 in supply chain costs. Given the table below, what increase in sales (revenue) by the intern is required to show an equal profit? Supply Chain Variable Costs costs (materials) % of current sales (revenue) 35 25 Profits 40