1. which set of ordered pairs in the form of (x, y) does not represent a function of x?
a. (1, 1.5), (2, -1.5), (3, 1.5), (4, 1.5)
b. (0, 1.5), (3, 2.5), (1, 3.3), (1, 4.5)
c. (1, 1.5), (-1, 1.5), (2, 2.5), (-2, 2.5)
d. (1, 1.5), (-1, -1.5), (2, 2.5), (-2, 2.5)

The base of a triangle exceeds the height by 7 centimeters. if the area is 400 square centimeters, find the length of the base and the height of the triangle.

Asurvey of 2,000 doctors showed that an average of 3 out of 5 doctors use brand x aspirin.how many doctors use brand x aspirin

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.