SOLUTION: A trader buys 200 oranges at #66 per dozen and 130 oranges at #78 per dozen if 20 oranges are spoilt find how much to the nearest naira she sell each one in order to make a profit

Algebra ->  Coordinate Systems and Linear Equations  -> Linear Equations and Systems Word Problems -> SOLUTION: A trader buys 200 oranges at #66 per dozen and 130 oranges at #78 per dozen if 20 oranges are spoilt find how much to the nearest naira she sell each one in order to make a profit       Log On


   

Question 1135457: A trader buys 200 oranges at #66 per dozen and 130 oranges at #78 per dozen if 20 oranges are spoilt find how much to the nearest naira she sell each one in order to make a profit of 12%
Answer by ikleyn(52803) About Me  (Show Source):
You can put this solution on YOUR website!
.
Your equation is


    (200+130-20)*x = %281%2B0.12%29%2A%28200%2A%2866%2F12%29+%2B+130%2A%2878%2F12%29%29.


It is simple linear equation in one unknown.


Simplify and solve it for x, which is the unknown value under the question.



This equation is SELF-EXPLANATORY.


If you have questions regarding this equation, look in it attentively and listen what it tells you about itself.