John bought 20 kg of wheat at the rate of Rs.8.50 per kg and 35 kg at the rate of Rs.8.75 per kg. He
mixed the two. Approximately at what price per kg should he sell the mixture to make 40% profit as the
cost price?
Options:
A) Rs.12
B) Rs.8
C) Rs.16
D) Rs.20
E) None of these
Explanation :   CP=20×8.5+35×8.75=170+306.25= 
<gadget id="calculator">170+306.25</gadget>
<output>476.25</output>
476.25Profit=40%SP=(100+Profit%)100×CP=(100+40)100×476.25=140   100×476.25=1404×19.05=35×19.05Total quantity = 20 + 35= 
<gadget id="calculator">20 + 35</gadget>
<output>55</output>
55 KgSP per   Kg=35×19.0555=7×19.0511≈7×1911≈13311≈12   Rs.12nswer : Option Rs.12
<result>A</result>
John bought 20 kg of wheat at the rate of Rs.8.50 per kg and 35 kg at the rate of Rs.8.75 per kg. He
mixed the two. Approximately at what price per kg should he sell the mixture to make 40% profit as the
cost price?