Ask Singapore Homework?

Upload a photo of a Singapore homework and someone will email you the solution for free.


secondary 4 | E Maths
One Answer Below

Anyone can contribute an answer, even non-tutors.

Answer This Question

secondary 4 chevron_right E Maths chevron_right Singapore

thank you

Date Posted: 6 months ago
Views: 28

See 1 Answer

done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
Eric Nicholas K
Eric Nicholas K's answer
3324 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
6 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.