I need help can someone pls help me I need to get this right for my test :((!

Ling listed all of the factors of a mystery number: 1,2,4,8,16,32 what is the mystery number?

List the sides of δrst in in ascending order (shortest to longest) if: m∠r =x+28°, m∠s = 2x+16°, and m∠t = x+12°

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.