Two year ago the anrolement of a school was 1200 at present it is 1587 find the % increase per annum..?
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Answer:
students in last year is 1200
and students in this year is 1254 gain =1254-1200=54
we know gain percentage = gain / cp * 100
=54/1200*100
therefore, 4.5% have increased in school enrollment
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