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primary 6 | Maths
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Tejeshwar
Tejeshwar

primary 6 chevron_right Maths chevron_right Singapore

Please explain this to me

Date Posted: 5 years ago
Views: 238

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Zheng Jie
Zheng Jie's answer
15 answers (Tutor Details)
1st
34 postcards cost thr same as 25 keychains. And the difference in proce is $1.35 . From there u can get two equations to remove either postcards or keychains from the equation.