A large bag of cement cost $0.80 in 20X3. The price indices are as follows. 20X3 91 20X4 95 20X5 103 20X6 106 How much does a bag of cement cost in 20X6?
A、$0.69
B、$0.85
C、$0.93
D、$0.95
A、$0.69
B、$0.85
C、$0.93
D、$0.95
【参考答案及解析】
106 /91 x $0.80 = $0.93
106 /91 x $0.80 = $0.93