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secondary 4 | E Maths
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secondary 4 chevron_right E Maths chevron_right Singapore

thank you

Date Posted: 2 months ago
Views: 19

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Eric Nicholas K
Eric Nicholas K's answer
1669 answers (Tutor Details)
The last part is subjective. I assume that a student does not need to pay the monthly fees.
Eric Nicholas K
Eric Nicholas K
2 months ago
If the monthly fee for June is also charged, then

x 830
y 840
z 835

so x offers the cheapest, but you must write it in matrix form.