Meredith scores a 72% on her quiz. She misses 7 questions. What is the change in her score in percentage points for each question she gets incorrect?

Evaluate the expression for the given value of the variable 2×(c2-5) for c=4

Tickets to a science exposition cost $5.75 each for studentd and $7.00 for adults.how many students and adults went if the ticket charge was $42.75

Let f(x) = 3 − x . find the average rate of change of f(x) from x = a to x = a + h and simplify your answer so that no single factor of h is left in the denominator.