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प्रश्न
Increase 1200 in the ratio 3 : 7 and then increase the resulting number again in the ratio 4 : 7.
उत्तर
The given quantity = 1200 increase in the ratio is 3 : 7
The increased quantity = `7/3xx1200` = 2800
Now, the quantity is increased again in the ratio 4 : 7
The resulting quantity = `7/4xx2800` = 4900
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