There are 48 students in a class and 25% of these students are boys. a. Write 25% as a ratio of boys to students. Hint: How many boys would be in a class of 100 students? b. Write a ratio of girls to students from what is given in (a) c. Apply the appropriate ratio to determine how many girls are in the class of 48 students.  d. If a class had 40 boys in the class, how many girls were in the class if the class were 25% boys?

Chemistry & Chemical Reactivity
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ISBN:9781337399074
Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Chapter1: Basic Concepts Of Chemistry
Section: Chapter Questions
Problem 43GQ: Hexane (C6H14, density = 0.766 g/cm3), perfluoro-hexane (C6F14, density = 1.669 g/cm3), and water...
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There are 48 students in a class and 25% of these students are boys.

a. Write 25% as a ratio of boys to students. Hint: How many boys would be in a class of 100 students?

b. Write a ratio of girls to students from what is given in (a)

c. Apply the appropriate ratio to determine how many girls are in the class of 48 students. 

d. If a class had 40 boys in the class, how many girls were in the class if the class were 25% boys? 

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