CBSE BOARD X, asked by brajeshsoni3099, 1 month ago

a library has 500 book they are history maths and science books the ratio of history to maths science book is 2:3:5: is 20 history 40 maths and 10 science book their ad in the library find the new ratio of history to maths to the science book ​

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Answered by Anonymous
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