AC Lim's answer to Akhi's Primary 6 Maths Fractions Singapore question.
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This is difference remain same question.
The difference is 4 years old.
After 4 years,
Sister =4u
Guorong =5u
Difference = 1u
Therefore 1u = 4
Guorong age now = 5u-4 =(5×4)-4= 16 years old.
Hope this helps
The difference is 4 years old.
After 4 years,
Sister =4u
Guorong =5u
Difference = 1u
Therefore 1u = 4
Guorong age now = 5u-4 =(5×4)-4= 16 years old.
Hope this helps
Date Posted:
3 years ago
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