The strength of a school increased by 10% during one year and then by 20%
during the next year. The total number of students then became 528. Find the
original strength of the school.
(1) 500 (2) 475 (3) 450 (4) 400
pls give detailed explanation
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% during one year and then by 20%
during the next year. The total number of students then became 528. Find the
original strength of the school.
(1) 500 (2) 475 (3) 450 (4) 400
pls give detailed explanation
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