at school, th maximum number of students that can be in a classroom is 20. if there are 15 students signed up for the spanish class, how many more students can join the class?

What is the slope of a line that is perpendicular to y = 3x + 1

Acircle has a circumference of 28.36 units what is the diameter of the circle

Compare the following pair of numbers a and b in three ways. a. find the ratio of a to b. b. find the ratio of b to a. c. complete the sentence: a is percent of b. a=120 and b=340 a. the ratio of a to b is . b. the ratio of b to a is . c. a is nothing percent of b.