A man purchases 8 pens for Rs.9 and sells 9 pens for Rs.8, how much profit or loss does he make?
Choose the correct answer.
A) 20.98 B) 20.93 C) 20.95 D) 20.92 E) 20.91
81 ---- 17   100 ----- ? è 20.98%los   20.98nswer: 20.98
<result>A</result>
A man purchases 8 pens for Rs.9 and sells 9 pens for Rs.8, how much profit or loss does he make?