Answer:
5/10
Step-by-step explanation:
Answer: the answers is a
Step-by-step explanation:
1: Bettina's 60, and Melvina's 20.
2: 4.5 gallons
ANSWER
b.
EXPLANATION
The given polar equation is,

Cross multiply to get,


Substitute,

and







This is an ellipse whose center is shifted to the left with orientation on the x-axis
The correct choice is B.