Mark earned a 64 on his last science quiz. If Mark’s z-score was -2.8 and the standard deviation was 10, find the mean grade on the quiz.

The revenue each season from tickets at the theme park is represented by t(c)=5x. the cost to pay the employees each season is represented by r(x)=(1.5)^x. examine the graph of the combined function for total profit and estimate the profit after four seasons

Prove that (x-2)is factor of p (x)=2x³-3x²-17x+30

[tex]5 \times1 \frac{12}{13} [/tex] me