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7. In a class of 50 pupils, 3/5 are girls. How many are boys?​

Sagot :

30 are girls and 20 are boys

There are 20 Boys

Step-by-step explanation:

Given: 50 students, 3/5 are girls

Solution:

50 × (3/5) = 30 (so there are 30 girls, the rest will be boys)

50 - 30 = 20 (so there are 20 boys)