A) Rs. 4000, Rs. 2400
B) Rs. 3000, Rs. 1800
C) Rs. 5000, Rs. 3000
D) Rs. 4500, Rs. 2700
Correct Answer: A
Solution :
Let incomes of two persons be 5x and 3x and their expenses be 9y and 5y, respectively. Then, \[5x-9y=1300\] ?(i) and \[3x-5y=900\] ?(ii) By fix Eqs (ii) \[-\,\,5\times \]Eqs (i), we get \[\Rightarrow \] \[x=800\] Now, income of first person \[=5x=5\times 800\] = Rs. 4000 and that of second person\[=3x=3\times 800\]= Rs. 2400You need to login to perform this action.
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