Answer:
1. Profit on stock transaction = 1400
2. percentage return on investment = 11.57
Explanation:
stock's purchase price = 12,100
stock's selling price = 13,500
profit = stock's selling price - stock's purchase price
= 13,500 - 12,100
= 1,400
For, percentage return on investment;
⇒ percentage return =

=

=
