Question

a marked price of a book is rupees 225 the publisher allows discount of rupees 10% on it.find the selling price of it

Answer 1

Price of the book= rupees 225
Discount = 10%
i.e. , 225 / 10= rupees 22.5
Selling price = ( 225 - 22.5)
The selling price is = rupees 202.5

I hope it will help you

Answer 2

First lets calculate the discount, okay
It is 10percent if 225

225*10/100
=225*1/10
=22.5

So, discount is 22.5

Now, the SP is
Marked price- discount
225-22.5
=. 202.5

Thus SP is 202.5