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kozerog [31]
2 years ago
15

There are 120 students in Year 11 at a school.

Mathematics
1 answer:
kompoz [17]2 years ago
3 0

Answer:

80 students are female

Step-by-step explanation:

21 are male meaning 19 are female

9 are female in French

12 are female in Spanish

total = 40

2x + 40 = 120

2x = 80

x = 40

females'  = 80

total = 80

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