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Question
The per cent that represents the unshaded region in the figure.
Options
75%
50%
40%
60%
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Solution
40%
Explanation:
Given, total parts = 10 × 10 = 100
∵ Shaded parts = 60
∴ Per cent of shaded parts = `60/100 xx 100%` = 60%
Then, per cent of unshaded parts = 100 – 60 = 40%
Hence, the unshaded region is 40%.
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