ix years ago material
M、cost $10 per kg and the price index most appropriate to the cost of material
M、was 130. The same index now stands at 510.What is the best estimate of the current cost of material
M、per kg?
A、$2.55
B、$29.23
C、$39.23
D、$51.00
M、cost $10 per kg and the price index most appropriate to the cost of material
M、was 130. The same index now stands at 510.What is the best estimate of the current cost of material
M、per kg?
A、$2.55
B、$29.23
C、$39.23
D、$51.00
【参考答案及解析】
$10 x 510 - 130 = $39.23
$10 x 510 - 130 = $39.23