Respuesta :

Answer:

50

Step-by-step explanation:

40% = 20

1% = [tex]\frac{20}{40}[/tex] = 0.5

100% = 0.5 × 100 = 50

Answer:

No. of girls in class = 20

if 40% = 20 students then the rest 60% must be 30 students

No. of boys in class = 30

Total no. of students in class = 20+30

=50 students.

Step-by-step explanation:

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