Q20 of 90 Page 133

The enrolment in a school this year is 552. This is an increase of 15% over last year's enrolment. How many were enrolled last year?

Let’s suppose the total number of students in the last year = x


Total enrolment in the school in this year = 552


Which is increased by 15% over last year


According to the question,






Hence, 480 students were enrolled last year.


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