Sean and Mariana started drinking their slushies at the same time and tried to drink them as fast as they could. Sean started with 300 milliliters of slushy, and he drank 7 milliliters per second. The graph of the remaining volume of slushy in Mariana's cup (in milliliters) as a function of time (in seconds) is shown below. 

(a) When do they have the same amount of slushie in their cups? (b) Who finishes their slushie first? How do you know this?

Answer rating: 100% (QA)

To determine when Sean and Mariana have the same amount of slushie in their cups we need to find the point of intersection on the graph ... View the full answer