A) Rs. 250
B) Rs. 200
C) Rs. 300
D) Rs. 450
Correct Answer: C
Solution :
Let, the man had Rs x in the beginning then, \[x\times \frac{1}{3}+\left( x-\frac{x}{3} \right)\times \frac{1}{5}+\left( x-\frac{x}{3}-\frac{2x}{15} \right)\times \frac{1}{4}+120=x\] \[\Rightarrow \,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\frac{x}{3}+\frac{2x}{15}+\frac{8x}{60}+120=x\] \[\Rightarrow \,\,\,\,\,\,\,\,\,\,\,\,\,\frac{20x+8x+8x+7200}{60}=x\] \[\Rightarrow \,\,\,\,\,\,\,\,\,\,\,\,\,\,\frac{36x+7200=60x}{{}}\] \[x=\frac{7200}{24}\] \[=Rs.300\]
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