John purchased a grinder and a mobile for Rs. 15000 &Rs. 10000 respectively. He sold the grinder at a loss of 4% and the mobile phone at a profit of 10%. Overall how much he make a profit.  Choose the correct choice: A) s. 400 B) s. 120 C) s. 420 D) s. 450 E) s. 290
Let the SP of the refrigerator and the mobile phone be Rs. r and Rs. m respectively.   r = 15000(1 - 4/100) = 15000 - 600   m = 10000(1 + 10/100) = 10000 + 1000   Total SP - Total CP = r + m - (15000 + 10000) = -600 + 1000 = Rs. 400   As this is positive, an overall profit of Rs. 400 was made.   s. 400
<result>A</result>
John purchased a grinder and a mobile for Rs. 15000 &Rs. 10000 respectively. He sold the grinder at a loss of 4% and the mobile phone at a profit of 10%. Overall how much he make a profit.