Ask Singapore Homework?

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



Ask ManyTutors

Question

secondary 4 | E Maths
2 Answers Below

Anyone can contribute an answer, even non-tutors.

Answer This Question
felicia
Felicia

secondary 4 chevron_right E Maths chevron_right Singapore

help please. i can’t understand.
the ans is 18

Date Posted: 6 years ago
Views: 309
add a comment

See 2 Answers

Ask ManyTutors
done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
Sin Yee
Sin Yee's answer
443 answers (A Helpful Person)
1st
Ask ManyTutors
done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
Chua Tze Ren
Chua Tze Ren's answer
15 answers (Tutor Details)
Hi, hope this helps! For this question, it is important to understand HOW the inequality is formed (on the left hand side, is Shirley's total score, the score she gets for her correct answers minus the score she is deducted for wrong answers while the right side is her score, 66 marks or less)