Question

Rony went to a shop with Rs 840. He bought 3 books each costing the same and a pen costing Rs 30. He found that he is left with Rs 113. What is the cost of each book. write an equation with x as the cost of the book and calculate the value of each book. *

Answer 1

the money left is 114

Step-by-step explanation:

let the value of book is x

now he buy a pen of ₹30

840-30=810

and the money left=113

now, 810-114=696

cost of 3 books is 696

696=3x

696/3=x

232=x

the value of book is ₹232