Q. 54.4( 37 Votes )

# <span lang="EN-US

Answer :

Number of teachers for 60 students = 3

Number of teachers for 400 students = X

The ratio of students = 60:400

The ratio of teachers = 3:X

The ratio of teachers = The ratio of students

60:400 = 3:X

⇒

⇒

⇒X = 20

∴ There are 20 teachers for 400 students in the school

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