a dealer buys 4 varieties of wheat costing rs. 20,rs.25,rs.30 and rs.35 per kg in the ratio 6:4:3:1 and mixes all the four varieties and sells at 40% profit. What is the selling price per kg of wheat? Pick
A) 30.5  B) 31.0  C) 32.0  D) 33.0  E) 34.5
CP = 20*6+25*4+30*3+35*1= 
<gadget id="calculator">20*6+25*4+30*3+35*1</gadget>
<output>345</output>
345   SP= 1.4*345= 
<gadget id="calculator">1.4*345</gadget>
<output>483</output>
483   Total no.of kgs=6+4+3+1= 
<gadget id="calculator">6+4+3+1</gadget>
<output>14</output>
14   SP per kg=483/14= 
<gadget id="calculator">483/14</gadget>
<output>69/2 = around 34.5</output>
34.50   ANSW34.5R:34.5
<result>E</result>
a dealer buys 4 varieties of wheat costing rs. 20,rs.25,rs.30 and rs.35 per kg in the ratio 6:4:3:1 and mixes all the four varieties and sells at 40% profit. What is the selling price per kg of wheat?