The following graph shows the data of the number of candidates that appeared and qualified for a competitive exam from the colleges A, B, C, D, E.
Based on the information, the difference between the percentage of students that qualified, from the colleges B and D is:
Answer & explanation
Correct answer: option 4
In case of B ,
Total appeared students = 560
Qualified students = 420
Percentage of Qualified students = \(\frac{420 }{560}\) × 100 = 75%
In case of D ,
Total appeared students = 480
Qualified students = 432
Percentage of Qualified students = \(\frac{432 }{480}\) × 100 = 90%
Difference in percentage of qualified students from B and D = 90% - 75% = 15%