Answer:
a)
where 
b)
where 
c) 
Step-by-step explanation:
Sale price of chocolates = $1.80 per chocolate
Fixed cost for the Chocolate Shoppe per week = $450
Cost to produce one chocolate = $0.60
Cost to produce
chocolates = $0.60
a) Cost function to represent the total cost for the production of
chocolates :
where 
b) Revenue function to represent the revenue from the sale of
chocolates:
where 
c) Profit function to represent Charlie's profit from selling
chocolates:
Profit is nothing but revenue minus sales.

Answer:
the answee is 3
Step-by-step explanation:
Answer:
It is a one-to-one function. C is the correct answer
Step-by-step explanation:
Since no x values are repeated on the Y axis, it is a one-to-one function. Option C is correct
Answer: 
Step-by-step explanation:
Given
Rami practices his saxophone for
hour on 4 day each week
So, for a week she practices around

Converting it into mixed fraction
