A man bought 542 kg of sugar for Rs.7560.90 and sold it so as to gain 20%. The selling price per kilogram of sugar is:
C.P of 542 kg sugar = Rs. 7560.90
Profit =20%
S.P=100+20100×7560.90
⇒120100×7560.90= Rs. 9073.08
S.P per kg =9073.08542=16.74 Rs.per kg