Marcos purchases a top-up card for his pre-paid cell phone. His remaining balance, B, can be modeled by the equation B = 25 0.35n, where n is the number of minutes he's talked since purchasing the card. a) How much money was on the card when he purchased it? $ Which intercept is this? Select an answer Select an answer d when he runs out of money? minutes. Which intercept is t B-intercept n-intercept What are the units on the slope? Select an answer