Answered

 A milkman buy 1 litre milk at 12. he then adds 25% of water to it. Find his profit% if he sells
15 per litre of the mixture. 

Answer :

kartikbatra012
He buys 1 liter for rs 12
adds 25% which is 0.25 liter
therefore milk he has 1.25 liter
he sells 1 litre for rs 15
so he gets=15*1.25=18.75
his profit=18.75-12=6.75
his profit %=(6.75/12)*100=56.25%

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