You are hiking with three friends. you pass a group of six hikers going the other way. each person in one group greets each person in the other group. how many greetings are there?

18

24

36

12

Fractions can be added and subtracted only if they're fractions. a. like b. proper c. improper d. unlike

Subscriptions to a popular fashion magazine have gone down by a consistent percentage each year and can be modeled by the function y = 42,000(0.96)t. what does the value 42,000 represent in the function?

Which of the statements about the graph of the function y = 2x are true? check all of the boxes that apply. the domain is all real numbers x because the exponent of 2 can be any real number when the x-values increases by 1 unit, the y-value multiplies by 2. the y-intercept is (0, 1). the graph never goes below the x-axis because powers of 2 are never negative. the range is all real numbers.