Question

a man bought a book for rs15.if twice the amount left with him rs 70,how much money did he have?

Answer 1

$\textbf{Answer:}$

According to the question,

$(x - 15)2 = 70 \\ \\ = x - 15 = \frac{70}{2} \\ \\ = x = 35 + 15 \\ \\ = > x = 50$

Hence,

Before buying the book he has 50rs now he has (50-15)=35 rs

$\textbf{Hope it helps you!}$