Answers

  • Brainly User
2014-11-14T21:18:24+05:30
Product of investment and time is proportional to profit. Therefore, (11)(8)/[(12)(x)] = 2/3 then x=11. Hence the answer is option 2. 11 months
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2014-11-15T20:27:48+05:30
Suppose A invested Rs.11 for 8 months and B invested Rs.12 for x months
Therefore, ratio of investments of A and B=11*8:12*x=88:12x
Given ratio=2:3
According, to problem,

88:12x=2:3

 \frac{88}{12x} = \frac{2}{3}

88*3=12x*2

24x=88*3

x= \frac{88*3}{24}

x= 11.

Option= B
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