Han is cycling at a speed of -8 miles per hour; if he starts at the same zero point, what will his position be after 45 minutes? How much higher is -200 m than 450 m?

Noel is hoping to make a profit (in $) on the school play and has determined the function describing the profit to be f(t) = 8t – 2654, where t is the number of tickets sold. what does the number 8 tell you?