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primary 6 | Maths | Percentage
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Grace Goh
Grace Goh

primary 6 chevron_right Maths chevron_right Percentage chevron_right Singapore

Thanks. Please help me.

Date Posted: 7 months ago
Views: 47
Mathaddict100
Mathaddict100
7 months ago
There's an error with the value given by the qn.If there are 21 10cent coins more than 20cent coins instead,the remaining coins are indeed equal (18 coins each remaining).So,it's a whole number and not a decimal.
Grace Goh
Grace Goh
7 months ago
Ok. Thanks

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ZHAO XIAOYU
Zhao Xiaoyu's answer
3 answers (Tutor Details)
1st
50-cent coins are irrelevant here.
Grace Goh
Grace Goh
7 months ago
Have other methods. Not using algebra. Btw Thank you very much for your help.
Grace Goh
Grace Goh
7 months ago
Ok. Thanks