Question

芜湖供电公司分时电价执行时段分为平、谷两个时段,平段为8:00 22:00 ,14h ,谷段为2

Answer 1

(1)设原电价为每千瓦时x元,

根据题意得：40×(x+0.03)+60×(x-0.25)=42.73,

x=0.565 3,

所以当x=0.565 3时,

x+0.03=0.595 3；x-0.25=0.315 3

(2)100x0.5653-42.73 =13.8