Kylie has already taken 45 quizzes during past quarters, and she expects to have 2 quizzes during each week of this quarter. After attending 2 weeks of school this quarter, how many
quizzes will Kylie have taken in total?

Aparticle moves on a line away from its initial position so that after t hours it is s = 2t^2 +3t miles from its initial position. find the average velocity of the particle over the interval [1, 4]. include units in your answer.