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प्रश्न
Many schools have a recommended students-teacher ratio as 35:1. Next year, school expects an increase in enrolment by 280 students. How many new teachers will they have to appoint to maintain the students-teacher ratio?
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उत्तर
Students-teacher ratio = 35:1
It show every 35 students-one teacher should available in the school.
In the school, number of students increases = 280 students
The number of teachers required for 280 students = `280/35` = 8 teachers
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