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Question
primary 5 | Maths
| Area & Volume
2 Answers Below
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Pls help , thanks
Date Posted: 2 years ago
Views: 370
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Hope this helps
Date Posted:
2 years ago
Sorry why i need to times 5 ?
What is answer in answer sheet?
Total boys in group A are same.
So, we make it to 20 in ratio, there group A
Girl = 25
Boy = 20
Total = 45
Ratio for
A B C
9 7 5
A now = 45
Mean all need to x5
A B C
45 35 25
So, we make it to 20 in ratio, there group A
Girl = 25
Boy = 20
Total = 45
Ratio for
A B C
9 7 5
A now = 45
Mean all need to x5
A B C
45 35 25
Thanks , I understand now
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Date Posted:
2 years ago
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