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 30%, what should be the sale price of the mixed tea? Choose the correct answer
A) 23.75 B) 22 C) 20.8 D) 19.2 E) None of these
C.P. of mixture = 80×15+20×20 /80+20=16   ∴ S.P. = (100+30)/100×16=20.8   Answer 20.8
<result>C</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 30%, what should be the sale price of the mixed tea?