Ex. 1. As three commodities' corresponding data of a certain company are shown in the table, to calculate these three commodities unit cost combined index and output index. Commodity's Measurement unit Total cost (10,000 yuan) name Increased speed of the output (%) Base period (pogo) Reporting period (p1q) set 90 106 16 B carton 60 80 14 C item 110 120 17 Ex. 1. As three commodities' corresponding data of a certain company are shown in the table, to calculate these three commodities unit cost combined index and output index. Commodity's Measurement unit Total cost (10,000 yuan) name Increased speed of the output (%) Base period (pogo) Reporting period (p1q) set 90 106 16 B carton 60 80 14 C item 110 120 17