Question
In a class of 240 students, 20% decided to leave. From
those who stayed, the ratio of boys to girls is 11:13. How many girls are currently in the class?Solution
Number of students remaining = 0.8 X 240 = 192 Desired number of girls = 13/24 X 192 = 13 X 8 = 104 Hence, option a.
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