Answer:
Profit concept explanation, with example of a coaching institute. 
Step-by-step explanation:
The business considered is of a coaching institute. 
Its revenue is the fee earned by students studying in the institute. 
The cost is fixed cost of set up, variable cost on electricity, mantainence & other miscellaneous expenses. 
Profit = Total Fee received from all the students - Total cost of fixed & variable factors. 
Eg : Fee per student = 1000, 10 students. Fixed cost = 2000, Variable cost = 1000 
Profit = 1000 (10) - 2000 - 1000 
= 10000 - 3000 = 7000