David is helping support a charity bike race. he is in charge of putting in a water station for the bikers halfway between the start and finish lines. the function f(x) = x/4 - 8 models davids distance in miles from the water stand x minutes into the bike race. after 12 minutes, How far away from the water station would the bikers be
a) -5 miles
b) 5 miles
c) 11 miles
d) 16 miles

Dexter read 11 science fiction books and 5 history books. lena read 9 science fiction books and 4 history books. compare the students’ ratios of science fiction books to history books. 1. determine the ratios’ form:    science fiction books to history books 2. write the ratios as fractions:    dexter: 115; lena: 94 3. rewrite with a common denominator. 4. compare. 5. answer the question. determine which shows the correct comparison of the ratios for this problem.

Abag of jelly beans contain 13 pink, green, 20 yellow, 10 black, 7 red, and 11 orange jelly beans. approximately what percent of the jelly beans are pink and yellow?

15 there is a line that includes the point 0,10 and has a slope of 7/4. what is it’s equation in slope intercept form