Study the following graph carefully and answer the questions given below it.
Q20. The number of A-type employees in 1998 was approximately what percent of the number of A type of employees in 1997?
(a) 115
(b) 140
(c) 125
(d) 130
Required percentage =107008596×100=12.5%
Study the following pie diagrams and answer the question given below.
Q18. What was the approximate difference in the number of B-type of employees during 1997 and 1998?
Q19. If the number of D-type employees in 1998 were 5000 what would have been its approximate percentage in the company?