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Question
primary 6 | Maths
| Ratio
2 Answers Below
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Can help me pls
Date Posted: 2 years ago
Views: 179
b4 aft - S unchanged
at first → J:S = 3:2 = 9:6
after → J:S = 7:6
change for J → 9-7 = 2 units → 30
9×30÷2 = 135 (Ans)
at first → J:S = 3:2 = 9:6
after → J:S = 7:6
change for J → 9-7 = 2 units → 30
9×30÷2 = 135 (Ans)
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This is the typical item unchanged concept
Will be tested in PSLE for sure
Will be tested in PSLE for sure
Many thanks for explanation! So clear.Thank u sir
Thank you very much sir.
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