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primary 6 | Maths | Ratio
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Camilla
Camilla

primary 6 chevron_right Maths chevron_right Ratio chevron_right Singapore

Pls help

Date Posted: 4 years ago
Views: 262
snell
Snell
4 years ago
at first
A: 20u
B: 14u
C: 8u


after
A: 15u
B: 14u
C: 13u



(a)
ratio = 15 : 13


(b)
14u = 70
1u = 5

diff. = 5

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Camilla
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1st
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