Study the figure and answer the related questions.
Percentage distribution of students coming from different parts of a country in a Technical Institution.
Total number of persons in the country Total number of students
550 million = 100% 2300 = 100%
If 1/25 of the students coming from the southern part of the country are of 20 years or less, then how many students of age 20 years or less come from other part of the country?