Here are the fuel efficiencies (in mpg) of 8 new cars. 16, 42, 13, 27, 54, 13, 23, 31
What is the percentage of these cars with a fuel efficiency less than 27 mpg?

One of the same side angles of two parallel lines is 20° smaller than the other one. find the measures of these two angles.

The number of calories you burn depends on your weight. a 110-pound person burns 163 calories during 30 minutes of tennis. find the number of calories that a 190-pound person would burn during the same activity, assuming they burn calories at the same rate.

Consider the following function. which of the following graphs corresponds to the given function? w. x. y. z. a. z b. y c. x d.