Shaun's answer to Opportunity's Primary 5 Maths Area & Volume Singapore question.

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Shaun
Shaun's answer
15 answers (Tutor Details)
1st
It might seem impossible, but you can always make one of them to the same thing. In this case, i made both sum of money have the same number of blouse, leaving me with the difference in the sums for the skirts.
Opportunity
Opportunity
2 years ago
Thabk you for helping me. So nice of you . Great . God blessing
Opportunity
Opportunity
2 years ago
But so weirdo. One skirt and one blouse. Answer not same as my teacher
J
J
2 years ago
The multiplication of the first equation is incorrect.

$214.50 × 4 = $858, not $1716

Subsequently,

11S = $858 - $544.50

11S = $313.50

S = $313.50 ÷ 11 = $28.50
Shaun
Shaun
2 years ago
No worries. Sorry for the wrong multiplication - 4 x 214.50 is 858.