When wholesalers sell to retailers, in order to ensure suitable margins, they typically add a 10% markup to the price at which they buy cellphones from Macrohard.

Additionally, when retailers sell to consumers, to ensure their own margins, they typically add a 15% markup to the price at which they buy cellphones from wholesalers.

What is the price that wholesalers charge retailers, and what is the price that retailers charge consumers?

Macrohard is planning to sell the cellphones to wholesalers at $25