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secondary 3 | Maths
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Koyuki Sky
Koyuki Sky

secondary 3 chevron_right Maths chevron_right Singapore

not sure how to do

Date Posted: 5 years ago
Views: 618
Chua Yi Da
Chua Yi Da
5 years ago
i) Let y= Number of minutes taken by Pump A
y= 1500/x

ii) Let z = Number of minutes taken by Pump B
y= 1500/(x+50)

iii) 1500/x = 1500/(x+50) + 0.5
Simplify this expression

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Greg
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