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10 March, 00:55

Find the percent of increase.

Original number: 45 books

New number: 63 books

+1
Answers (1)
  1. 10 March, 01:44
    0
    Step-by-step explanation:

    first you multiply 45 by. 40 you multiply by. 40 because that is the percent increase.

    45*.40=18

    then you just add the 18 to 45 which get you 63.

    answer:40%
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