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 35%, what should be the sale price of the mixed tea? Choose the correct choice from the following answers:
A) 23.75	B) 21.6	C) 20	D) 19.2	E) None of these
C.P. of mixture = 80×15+20×20 /80+20=16   ∴ S.P. = (100+35)/100×16=21.6   Answer 21.6
<result>B</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 35%, what should be the sale price of the mixed tea?