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primary 6 | Maths
| Measurement
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Date Posted: 9 months ago
Views: 109
(a)
2.7+1.5-1.8 = 2.4
6×2.4 = 14.4 = 14 ℓ 400 mℓ (Ans)
(b)
12.55 - 12.47 = 8 min
8×(1.8-1.5) = 2.4
14.4-2.4 = 12
12÷⅓ = 36
36000÷1250 = 28.8 cm (Ans)
(c)
¾ × 28.8 = 21.6
21.6×12.5 = 27
27 - 12 = 15
15 ÷ 1.5 = 10 min
12.55+10 = 13.05 pm (Ans)
【2023 CHIJ prelim】
2.7+1.5-1.8 = 2.4
6×2.4 = 14.4 = 14 ℓ 400 mℓ (Ans)
(b)
12.55 - 12.47 = 8 min
8×(1.8-1.5) = 2.4
14.4-2.4 = 12
12÷⅓ = 36
36000÷1250 = 28.8 cm (Ans)
(c)
¾ × 28.8 = 21.6
21.6×12.5 = 27
27 - 12 = 15
15 ÷ 1.5 = 10 min
12.55+10 = 13.05 pm (Ans)
【2023 CHIJ prelim】
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Date Posted:
9 months ago
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