MATH 123 Quiz 7 Name: Absolute and Relative Change, MARK HORN Percent Change IN TISH Section: Score: / 10 1) The world population in 1950 was approximately 2.6 billion. By the end of 2010, the world population had reached 6.9 billion. a) What was the absolute change in the world population from 1950 to 2010? 6.9 billion a. 6 billion : 4 billover threehundred million b) What was the relative change in world population from 1950 to 2010? enny Craig weighed 175 pounds last year. She lost weight and is 140 pounds this ye What was the absolute change in her weight? 175-140= 35 What was the relative change in her weight? 35 / 175 = 0.2 enny's weight is 20 % of what it was last year