Study the following line graph which gives the number of students who joined and left the school in the beginning of year for six years, from 1996 to 2001.
Initial Strength of school in 1995 = 3000.
During which of the following pair of years was the strength of the school same?
1999 and 2001
1998 and 2000
1997 and 1998
1996 and 2000
Correct answer is D
As calculated above, in the years 1996 and 2000 the strength of the school was same i.e., 3100.