Examveda

# Total expenditure of all three companies together in the year 2006 was what percentage of the total expenditure of company A overall the year together?

A. 75

B. 72

C. 65

D. 60

\eqalign{ & \text{Required percentage} \cr & = \frac{100+190+250}{80+100+130+200+210}\times100 \cr & = 75\% \cr}