Washington Middle School collects canned food for a local community food bank. Last year, there were 180 students enrolled at the school and they collected 102 cans of food. What is the unit rate of cans contributed per student?

What is the best way to answer questions with a x expression in the question. for example 3x + 10x=?

Aprojectile is thrown upward so that its distance above the ground after t seconds is given by the function h(t) = -16t2 + 704t. after how many seconds does the projectile take to reach its maximum height?

Abag contains 3 red marbles, 2 blue marbles, and 2 green marbles. one marble is picked, then another marble. assume that the selections are made with replacement. a) find the probability of picking two red marbles with replacement. b) find the probability of picking a red marble and a blue marble. assume the selections are made without replacement. c) find the probability of picking two red marbles without replacement. d) find the probability of picking a red marble and a blue marble without replacement.