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secondary 3 | E Maths
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mary
Mary

secondary 3 chevron_right E Maths chevron_right Singapore

Pls solve. Thank u

Date Posted: 11 months ago
Views: 140
sstrike
Sstrike
11 months ago
$100 × (1+0.075) = $107.50
15 × $3.50 = $52.50
$107.50 - $52.50 = $55
x = $55 ÷ (20-15) = $11 (Ans)
mary
Mary
11 months ago
Thank you

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