Given parameters:
Cost price of the article = Nu.28.30
Selling price of the article = Nu.29.30
Unknown:
Gain percentage = ?
The gain percentage is the same as the percentage profit on a trade.
The formula is given as:
Gain percentage = 
Profit = Selling price - Cost price
= Nu.29.30 - Nu.28.30
= Nu. 1
Now input the parameters and solve;
Gain percentage = 
= 3.5%
The gain percent is 3.5%
Answer:
C and E I think
Step-by-step explanation:
They both represent taking number of people, or population
Answer:
C.
perpendicular lines intersect in at least two points..
ok im not sure sorry
She would have $350 dollars left.