The train station runs trains every 30 minutes. find the probability that a passenger who arrives at a random time will not have to wait more than 20 minutes. a. 1/3 b. 1/2 c. 2/3 d. 25/30

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?

Rewrite the following quadratic functions in intercept or factored form. show your work. f(x) = 3x^2 - 12

Simplify the following expression 48^1/2