the enrollment in a school this year is 552 this is an increase of 15% over last over years and know that how many were enrolled last year
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given,
enrollment of this year = 552
let the last year's enrollment be x
so this year's enrollment is 115x/100
23x/20=552
⇒x=552*20/23=480
hence, last year's enrollment was 480 students.
enrollment of this year = 552
let the last year's enrollment be x
so this year's enrollment is 115x/100
23x/20=552
⇒x=552*20/23=480
hence, last year's enrollment was 480 students.
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