A) 15
B) 30
C) 2
D) data is not sufficient to find
Correct Answer: A
Solution :
For Profit Rs. 38250 \[-5{{x}^{2}}+125x+37500=38250\] \[\Rightarrow 5{{x}^{2}}-125x+750=0\] \[\Rightarrow {{x}^{2}}-25x+150=0\] \[\Rightarrow \left( x-10 \right)\left( x-15 \right)=0\] \[\Rightarrow x=10,15.\]
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