Name the word that matches the definition given: A ratio of two quantities with different units. A. proportion

B. unit rate

C. ratio

D. rate

Sole with work in 10 years, the average number of hours of tv watched per week by teenagers dropped from 23.9 to 21.4. find the percent of change.

Having a hard time understanding this question (see attachment).

Consider the triangle. which shows the order of the angles from smallest to largest? angle a, angle b, angle c angle b, angle a, angle c angle b, angle c, angle a angle c, angle a, angle b