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in a class 60% of the students are girls that are 18 girls in the class how many students are in the class how many boys are in the class ​

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Answer:

Step-by-step explanation:

s is the number of students

60% of s =  18

0.60s = 18

s = 30

number of boys = 40% of 30 = 0.40×30 = 12

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