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primary 6 | Maths
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Jess Tan
Jess Tan

primary 6 chevron_right Maths

Nanhua CA1 2016

Date Posted: 7 years ago
Views: 1373

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Lewis Ng
Lewis Ng's answer
30 answers (Tutor Details)
1st
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Guan Ri Oh
Guan Ri Oh's answer
118 answers (Tutor Details)
Trial and Error Method as suggested in the 1st answer works if the answer happens to be a small number. Don't be afraid to approach the question differently. I chose to keep the number of red balls constant so that I can focus of the changing number of blue balls.