the group product manager for ointments at a corporation was reviewing price and promotion alternatives for two products Rash$-$Away and Red$-$Away. Both products were designed to reduce skin irritation, but Red$-$Away was primarily a cosmetic treatment whereas Rash$-$Away also included a compound that eliminated to rash. The price and promotion alternatives recommended for the two products by their respective brand managers included the possibility of using additional promotion or a price reduction to stimulate sales volume. A volume, price and cost summary for the two products follows:

Rash$-$Away:

Unit Price $$2\mathrm{.}00$

Unit Variable costs $$1\mathrm{.}40$

Unit contribution $$0\mathrm{.}60$

Unit volume $1,000,000$ units

Red$-$Away:

Unit Price $$1\mathrm{.}00$

Unit Variable costs $$0\mathrm{.}25$

Unit contribution $$0\mathrm{.}75$

Unit volume $1,500,000$ units

Both brand managers included a recommendation to either reduce price by $10\%$ or invest an incremental $$150,000$ in advertising.b$)$ how many additional sales dollars must be produced to cover each $$1$ of incremental advertising for rash away? for red awayTttt?