Ratio and Proportion
Sumer Chand's contribution for 1 month = 12 x Rs.9,000 = Rs. 108,000. Ramesh Chand's contribution for 1 month = x + Rs.10,800 = Rs. 10,800x. Then, 1,08,000: 10,800 x =2 :1, which gives x = 5. So Ramesh Chand joined the business after 7 months.
Related MCQ Ratio and Proportion
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