Aaron, a florist, buys and sells flowers at her store. She purchases roses at $$1\mathrm{.}00$ each, has operating expenses of $28\%$ on cost$,$ and has profits of $45\%$ on cost$.$ Calculate the following.

What's the Desired profit ler rose?

What's the amount lf markup?

What's selling price?

What's the rate of markup on selling price?