A trader mixes 80 kg of tea at 15 per kg with 20 kg of tea at cost price of 20 per kg. In order to earn a profit of 50%, what should be the sale price of the mixed tea?  Answers.
A) 23.75 B) 22 C) 20 D) 19.2 E) None of these
C.P. of mixture = 80×15+20×20 /80+20=16   ∴ S.P. = (100+50)/100×16=24   Answer None of these
<result>E</result>
A trader mixes 80 kg of tea at 15 per kg with 20 kg of tea at cost price of 20 per kg. In order to earn a profit of 50%, what should be the sale price of the mixed tea?