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primary 6 | Maths
| Ratio
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Date Posted: 1 year ago
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A + B → ⅓
C + B → ¼
C + A → ⅙
A + B + C → ( ⅓ + ¼ + ⅙ ) ÷ 2 = ⅜
time for all taps on
1 ÷ ⅜ = 2 ⅔ h = 2 h 40 min (Ans)
A + B → ⅓
C + B → ¼
C + A → ⅙
A + B + C → ( ⅓ + ¼ + ⅙ ) ÷ 2 = ⅜
time for all taps on
1 ÷ ⅜ = 2 ⅔ h = 2 h 40 min (Ans)
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