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प्रश्न
Earth’s total land area is about 148428950 km2. The land area of Asia is about 30 per cent of this total. What is the approximate land area of Asia to the nearest square km?
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उत्तर
Earth’s total land area = 148428950 km2
Land area of Asia = 30% of 148428950 km2
= `30/100 xx 148428950`
= 44528685 km2
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