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primary 6 | Maths
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Putri Khairisyah
Putri Khairisyah

primary 6 chevron_right Maths

I need help...

Date Posted: 5 years ago
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Bianche Lim
Bianche Lim's answer
9 answers (Tutor Details)
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For part b, since only the boys left, the number of adults and girls should not change. This no is equal to 9/10 of the remaining audience and from here, you can find out how many boys remained.

Hope this helps