A started a business with 45000 and b joined after work with 30000. if the profit at the end of a year was divided in the ratio 2:1 respectively, then b would have joined a for business after .
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Step-by-step explanation:
Capital of A (i) Rs. 45,000
Capital of B (ii) Rs. 30,000
Ratio of P1:P2=2:1P1:P2=2:1
Now by using formula,
C1T1C2T2=P1P2C1T1C2T2=P1P2
45000×1230000×T2=2145000×1230000×T2=21
T2=9T2=9
Then B would join business after (12 - 9) = 3 months
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