Seudónimo Seudónimo

23-10-2021
Mathematics

contestada

a total of 600 books were labelled A,B,C and D.Given that 1/4 of the book is labelled A and 3/10 of the book is labelled B.There are 15 books labelled C.Calculate the number of books labelled D.

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eduartdjali eduartdjali

23-10-2021

Answer:

255 is the answer........

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