Aband leader randomly selects 2 students out of 80 band members. if you and your brother are both band members. what is the probability that you are both selected?
a: 1/3160 b: 1/20 c: 1/6320 d: 1/1600

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.

Using elimination, what is -4x+2y=-12 4x+8y=-24

Find all the angles that satisfy the equation cos(θ)=32