Question

If the price of a book is reduced by Rs. 5, a person can buy 5 more books for Rs. 300. Formulate the quadratic equation which represents this situation.

Answer 1

Answer:

Rs.20

Step-by-step explanation:

Let the price of one book be y

Let the no. of books purchased be x

So, Total cost = xy

We are given that the total cost is 300

So,

Now a book is reduced by rupees 5 a person can buy 5 more books  

So, the price of one book =y-5

The no. of books purchased =x+5

So, Total Cost =

Since we are given that the total cost is 300

So,

Since Price cannot be negative  

So, the original list price of the book is Rs.20

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