math_celebrity Administrator Staff member Feb 4, 2017 #1 In this class of 4/5 students are right handed. if there are 20 right handed students, what is the total number of students in this class? Let x be the total number of students in the class. We have: 4/5x = 20 Cross multiplying or using our equation calculator, we get: 4x = 100 Divide each side by 4 x = 25

In this class of 4/5 students are right handed. if there are 20 right handed students, what is the total number of students in this class? Let x be the total number of students in the class. We have: 4/5x = 20 Cross multiplying or using our equation calculator, we get: 4x = 100 Divide each side by 4 x = 25