E-GMAT
A shopkeeper bought rice at $11, $16, and $20 per kilogram. He mixes them in the ratio 2:3:5 by weight, and sells the mixture at a profit of 40%. At what price per kilogram did the shopkeeper sell the rice?
A. $20.8
B. $21.8
C. $23.8
D. $24.8
E. $26.8
OA C