In the library the ratio of the number of math books to the number of english books to the number of science books is 3:7:2 . There are 318 books science books in the library. W…

Question

asked Jan 13, 2021 177k views

1 Answer

Doofus · Answer 1 · 2021-01-18T14:18:39+0000

Answer:

The number of math books is 477.

Explanation:

Given that,

In the library, the ratio of the number of math book to the number of English books to the number of science books is 3:7:2.

Assume,

The number of math books, english books and science books are 3x,7x and 2x respectively.

There are 318 books science book in the library.

According to the problem,

2x=318

$\Rightarrow x=(318)/(2)$

⇒ x=159

The number of math books is = 3x

=3×159

=477