Answer:

Step-by-step explanation:
Donna's Rate is 
Rico's Rate is 

Cross-Multiply



Donna's Rate is 
Rico's Rate is 

Answer:
The Company AB must sell 116 computers to break even
Step-by-step explanation:
we have
-----> equation A
----> equation B
where
C is the cost function
R is the revenue function
x is the number of computers sold
we know that
Break even is when the cost is equal to the revenue
so
equate equation A and equation B

Solve for x
subtract 1/4x both sides



Divide by 1.25 both sides

therefore
The Company AB must sell 116 computers to break even
Answer:Since the 90% is 63.
Step-by-step explanation:
Maybe I'm not understanding, but I would say 32 ounces divided by 3 gives an equal amount of food for each dog. So i would just solve 32/3. Hope this helps... sorry if it didn't!
Answer:
B
Step-by-step explanation:
I'm not sure if it's right but you can try it