There's a 75% chance mom will order pizza for dinner, a 50% chance she'll take you out to a movie, and a 60% chance she'll order pizza and take you out to a movie. what is the chance she'll order pizza or take you out to a movie? (hint: probability of unions)

Dylan and dusty plan to take weekly surfing lessons together. if the 2-hour lessons are $20 per person and they plan to spend $100 each on new surfboards, what is the maximum number of lessons the two can take if the total amount spent for lessons and surfboards is at most $480?

Check all that apply. f is a function. f is a one-to-one function. c is a function. c is a one-to-one function.

List x1, x2, x3, x4 where xi is the midpoint endpoint of the five equal intervals used to estimate the area under the curve of f(x) between x = 0 and x = 10.