Two friends P & Q started a business investing amounts in the ratio of 5 : 6. R joined them after six months investing an amount equal to that of Qâ€™s amount. At the end of the year 25% profit was earned which was equal to 98,000. What was the amount invested by R?	Pick one
A) 2,10,000
B) 1,05,000
C) 1,75,000
D) 84,000
E) None of these
Ratio for amount invested by P, Q &amp; R   = 5x Ã— 12 : 6x Ã— 12 : 6x Ã— 6   = 60x : 72x : 36x   = 5x : 6x : 3x   Profit = 98000 = 25% of T   where, T = Total amount   T = 392000   Amount received by   R = 3x /3x+6x+5x(392000)   = 84000   Answer 84,000
<result>D</result>
Two friends P & Q started a business investing amounts in the ratio of 5 : 6. R joined them after six months investing an amount equal to that of Qâ€™s amount. At the end of the year 25% profit was earned which was equal to 98,000. What was the amount invested by R?