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19 June, 11:52

Jonathan's class has 30 boys. Of the students in his class, 60% are girls. How many girls are in Jonathan's class?

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  1. 19 June, 12:56
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    Having that 30 boys is 40% of students. 30 is 40% of students the how many students is 100%. Naming X number total of students. X = (30*100) / 40=75. Then having that there are 30 boys, numbers of girls is 75-30=45.
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