Question

in the first edition of a book the ratio of the number of white pages to coloured pages is 6:7 in the second edition white and coloured pages increased by 10%and 20% what is the ratio of white pages to coloured pages in second edition

Answer 1

Answer:

Step-by-step explanation:

Let white pages in first addition =6x

Let coloured pages in first edition is=7x

Pages increased in white white colour =10%*6x

Pages increased in coloured =20%*7x

Therefore ratio of pages =6x*10/100/7x*20/100

=3:7

Answer 2

Concept

A ratio is the relationship between two quantities which tells that a quantity in terms of number of other quantity.

Given

The ratio of white pages and coloured pages is 6:7 in first edition.

Find

The ratio between white pages and coloured pages in the second edition.

Explanation

let the total pages in the first edition be 100. In this way the white pages be 60 and the number of coloured pages be 40.

After increase in number of pages the number of white pages and coloured pages be 66 and 48.

The ratio will be 66:48=11:8

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