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5 April, 18:43

A software book is divided into two sections, basic operations and advanced in a ratio of 7:2. If there are 450 pages, how many pages is the basic section?

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  1. 5 April, 19:07
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    350:100

    Step-by-step explanation:

    By dividing 450 by 9 which is 7 + 2, both of the ratio numbers, and you get 50. Then you do 50 x 7, the first number, then 50 x 2, the second number, to get 350:100
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