Given that the ratio of boys to girls is 5:4 and there are 12 girls in the class.
Let x be the number of boys in the class.
According to the ratio, the number of boys is 5 times the number of girls. So,
x = 5 * 12/4
x = 15
Therefore, there are 15 boys in the class.
In a class there are 12 girls. If the ratio of boys to girls is 5:4.. how many boys are there in the class
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