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Question
A picture frame’s length and width are in the ratio 4 : 3. If the length is 28 cm, what is the width?
Options
18 cm
20 cm
21 cm
24 cm
MCQ
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Solution
21 cm
Explanation:
4 : 3 = 28 : x
x = `"3 × 28" / 4` = 21 cm.
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