Out of 50 children in a class, 20 are boys. Then the percentage of girls is

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Solution

Total Number of children = 50.
Number of boys = 20.
Therefore, number of girls = 50 - 20 = 30.
Thus, percentage of girls = $\frac{N u m b e r o f g i r l s}{T o t a l n u m b e r o f k i d s} \times 100 \frac{30}{50} \times 100 = 60 %$

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Out of 50 children in a class, 20 are boys. Then the percentage of girls is

Total Number of children = 50. Number of boys = 20. Therefore, number of girls = 50 - 20 = 30. Thus, percentage of girls = Number of girlsTotal number of kids×1003050×100 = 60%

Total Number of children = 50.
Number of boys = 20.
Therefore, number of girls = 50 - 20 = 30.
Thus, percentage of girls = $\frac{N u m b e r o f g i r l s}{T o t a l n u m b e r o f k i d s} \times 100 \frac{30}{50} \times 100 = 60 %$