第 1 題
1 分Simplify the ratio \( 45 : 75 \) to its simplest form.
Key Stage 3 (KS3) · Mathematics
Ratio Notation and Simplification：練習題
1 條多項選擇題即時批改，另有 5 條文字題附完整解題步驟，全部圍繞「Ratio Notation and Simplification」。
6 條題目17 分免費，無需登記
第 2 題
2 分Simplify the ratio \( 1.5 : 2.25 \) to its simplest form using integers.
先自己寫一次答案，再對照解題步驟。
第 3 題
3 分If \( A : B = 2 : 3 \) and \( B : C = 4 : 5 \), find the ratio \( A : B : C \).
先自己寫一次答案，再對照解題步驟。
第 4 題
2 分A student spends 2 hours studying and 1.5 hours playing sports. Find the ratio of the time spent studying to the time spent playing sports in the simplest form.
先自己寫一次答案，再對照解題步驟。
第 5 題
4 分A wooden board is 2.4 meters long. A carpenter cuts it into three pieces in the ratio \(3:4:5\).
(a) Find the length of the shortest piece in centimeters.
(b) Find the length of the longest piece in centimeters.
先自己寫一次答案，再對照解題步驟。
第 6 題
5 分A factory produces 480 toys in 8 hours.
(a) Find the ratio of the number of toys produced to the time taken in simplest form.
(b) At this rate, how many toys can be produced in 15 hours?
(c) How many hours are needed to produce 900 toys?
先自己寫一次答案，再對照解題步驟。
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