SOLUTION: Please help, couldn't solve it. Syarikat Maju Jaya produces calculator. They have fixed monthly expenses of RM1,800 and also have variable expenses of RM 13 for each calculator

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Question 1025569: Please help, couldn't solve it.
Syarikat Maju Jaya produces calculator. They have fixed monthly expenses of
RM1,800 and also have variable expenses of RM 13 for each calculator that they produce. Syarikat Maju Jaya sells each calculator for RM20. If q represents the quantity of product sold, determine:
a) Revenue function
b) Cost function
c) Profit function
d) Quantity to be sold to obtain break even-point

Answer by macston(5194) About Me  (Show Source):
You can put this solution on YOUR website!
.
a) Revenue=Selling price x number of units
R=RM20(q)
.
b) Cost=fixed cost + variable cost
C=RM1800+RM13(q)
.
c) Profit=Revenue-Cost
P=R-C
P=RM20(q)-(RM1800+RM13(q))
P=RM20(q)-RM1800-RM13(q)
P=RM7(q)-RM1800
.
d) Break even is when Revenue=Cost
R=C
RM20(q)=RM1800+RM13(q)
RM7(q)=RM1800
q=257.14