Multiple choice

A, B and C enter into a partnership. A invests Rs. x, B invests y% more than A, and C invests p/q times the total amount invested by A and B. p is 20% less than q. If C invests 200% more than A, then determine the ratio between the amounts invested by B and C, respectively.

  1. 11 : 12

  2. 12 : 11

  3. 11 : 13

  4. 13 : 11

  5. None of these
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A Correct answer
Explanation

A=x, B=1.y*x, C=3x. Given p/q = 20% less than 1, so p/q = 0.8. Total A+B = x(1+1+y/100). C = 0.8 * (2+y/100)x = 3x. Solving for y gives y=175. Then B = 2.75x, C = 3x. Ratio B:C = 2.75:3 = 11:12.

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