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primary 6 | Maths
| Data Analysis
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不会做，请教教。（ 9a 的答案不确定， 9b 和10不会做）
Date Posted: 6 years ago
Views: 427
9a) 120- 25 = 95
9b) X = 88,
Y = 120-30 {25%} =90
Z = 95
所以， 3 x 88 = 264
10a) 容量 = 120 x 60 x 80 = 576000 cm3
10 b) 1/4 ===> 30 分钟
4/4 ===》 30*4 = 120 分钟
还需要 120 - 30 = 90 分钟
9b) X = 88,
Y = 120-30 {25%} =90
Z = 95
所以， 3 x 88 = 264
10a) 容量 = 120 x 60 x 80 = 576000 cm3
10 b) 1/4 ===> 30 分钟
4/4 ===》 30*4 = 120 分钟
还需要 120 - 30 = 90 分钟
Thanks
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