Question

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Answer 1

Explanation:

Answer :

A

Solution :

Let the marked price = Rs. 100 <br> SP of the book <br>

<br> CP of the book

<br> Ratio

<br>

<br>

<br> Alternate :- <br>

<br> Here, <br>

<br>

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Answer 2

Answer:

Solution :

Let the marked price = Rs. 100 <br> SP of the book <br>

<br> CP of the book

<br> Ratio

<br>

<br>

<br> Alternate :- <br>

<br> Here, <br>

<br>