The table below shows the heights of students in a group. Student
Height
(in inches)

What is the mean height of the students in the group?
48 inches
49 inches
51 inches
52 inches

If you shift the linear parent function, f(x)=x, up 13 units, what is the equation of the new function?

Given that y varies directly to the square root of (x + 1), and that y = 1 when x = 8,(a)express y in terms of .x,(b)find the value of y when x = 3,(c)find the value of x when y = 5.

Calculate the total payback for a $3,500 loan at 8% annual interest with monthly payments for two years. show all of your steps. use the formula, m = pm(1 + m)^na/(1 + m)^na - 1, as needed.