Here are the fuel efficiencies (in mpg) of 10 new cars. 28, 24, 29, 18, 13, 43, 38, 14, 49, 32
What is the percentage of these cars with a fuel efficiency less than 28 mpg?

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.

One of the problems with our current election system is? ?

Q= {1.7, 1.1, 1.4, 2.1, 2.3, s}. what is the absolute difference between the greatest and least possible values of the median of set q? express your answer as a decimal to the nearest hundredth.