Answer:
a) The profit will be: 

b) Since the profit is -9500 (negative) so, company will not gain any profit if they produce 300 bicycles.
Explanation:
Cost of Bicycles= 

Revenue generated = 

Find a polynomial that represent profits 
The formula used for finding profit is:

So, the profit will be: 

If the company can produce bicycles y= 300
The profit will be: 

Since the profit is -9500 (negative) so, company will not gain any profit if they produce 300 bicycles.