Mathematics NECO SSCE 2002 Number and Numeration
Three sets of rice x, y and z are sold for N15.00, N35.00 and N60.00 respectively per kg. It they are mixed in the ratio of 1: 3 : 2, what is the cast per kg of the mixture?
A
N45.00
B
N42.50
C
N40.00
D
N35.50
E
N25.80