Question 1
1 mark一袋麵粉重 \( 2 \text{ kg } 50 \text{ g} \)。如果將這袋麵粉平分成 \( 5 \) 份，每份重多少克？
Pre-Secondary One Hong Kong Attainment Test · Mathematics
Unit conversion: Practice Questions
5 multiple-choice questions marked as you go, and 4 written questions with worked solutions. All on Unit conversion.
9 questions18 marksFree, no account
Question 2
1 mark一輛貨車限重 \( 2.5 \text{ t} \) (公噸)。現有每箱重 \( 40 \text{ kg} \) 的貨物，這輛貨車最多可載貨物多少箱？
Question 3
1 mark下圖顯示一條長 \( 1.2 \text{ km} \) 的公路，政府打算在公路的一側每隔 \( 15 \text{ m} \) 種植一棵樹（兩端都要種植）。請問這條公路上共需要種植多少棵樹？
Question 4
1 mark媽媽買了 \( 3 \) 瓶牛奶，每瓶容量為 \( 250 \text{ mL} \)。這些牛奶的總容量是多少升？
Question 5
1 mark一個立方體水池的容量是 \( 8 \text{ m}^3 \)。如果將水池注滿水，水的體積是多少公升 \( (\text{L}) \)？
Question 6
2 marks一瓶果汁的容量是 \( 1.5 \) 升，小明喝了 \( 350 \) 毫升後，剩下的果汁是多少毫升？
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Question 7
4 marks美美用一條長 \( 2.4 \) 米的絲帶包裝禮物，每份禮物需要使用 \( 45 \) 厘米的絲帶。包裝 \( 5 \) 份禮物後，還剩下絲帶多少厘米？
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Question 8
3 marks小文與小明參加長跑比賽。小文在 08:45 出發，小明在 09:05 出發。已知小文的平均速率是每分鐘 200 米。
(a) 若小文在 09:25 到達終點，求長跑比賽的全程長度是多少公里？
(b) 若小明與小文同時到達終點，求小明的平均速率是多少米／秒？（答案取至小數點後兩位）
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Question 9
4 marks一瓶果汁原本有 \( 2.4 \) 升。小明喝了 \( 450 \) 毫升，小華喝了 \( 0.35 \) 升。
(a) 小明和小華兩人共喝了果汁多少毫升？
(b) 瓶內剩下的果汁還有多少升？
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