Please help with the question. My boy tried doing it but not sure if it's correc

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primary 5 | Maths | Whole Numbers
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primary 5 Maths Whole Numbers Singapore

Please help with the question. My boy tried doing it but not sure if it's correct. Thank you

Date Posted: 5 years ago

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Here you go!

Date Posted: 5 years ago

Phylicia Tong

5 years ago

Er, the no. of girls didn't remain e same. Answer should be 81.

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If u work backwards u'll find answer is correct.

Date Posted: 5 years ago