John purchased a grinder and a mobile for Rs. 15000 &Rs. 8000 respectively. He sold the grinder at a loss of 5% and the mobile phone at a profit of 10%. Overall how much he make a profit. Choose the correct choice from the following choices.
A) s. 90
B) s. 120
C) s. 200
D) s. 50
E) s. 290
Let the SP of the refrigerator and the mobile phone be Rs. r and Rs. m respectively.   r = 15000(1 - 5/100) = 15000 - 750   m = 8000(1 + 10/100) = 8000 + 800   Total SP - Total CP = r + m - (15000 + 8000) = -750 + 800 = Rs. 50   As this is positive, an overall profit of Rs. 50 was made.   s. 50
<result>D</result>
John purchased a grinder and a mobile for Rs. 15000 &Rs. 8000 respectively. He sold the grinder at a loss of 5% and the mobile phone at a profit of 10%. Overall how much he make a profit.