Find the standard form of the equation of the ellipse and give the location of its foci.
A. 
+ 
= 1
foci at (0, -2
) and (0, 2
)
B. 
+ 
= 1
foci at (0, -2
) and (0, 2
)
C. 
+ 
= 1
foci at (0, 7) and (3, 0)
D. 
+ 
= 1
foci at (0, -7) and (0, 7)
Answer: A
Mathematics
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Rewrite the fraction as an equivalent fraction with the given denominator.
= 
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.Solve the formula a + b = s + r for r.
A. r = a + b - s
B. r = s(a + b)
C. r = 
+ b
D. r = 
Mathematics
Solve the problem. Write your answer as a mixed number when possible.Karl Mason sold 
gross of data disks on Monday, 
gross on Tuesday, and 
on Wednesday. What was the total gross sold?
A. 
gross
B. 
gross
C. 1
gross
D. 
gross
Mathematics
Multiply by moving the decimal point the appropriate number of places to the right.33.627 × 100
A. 33,627 B. 33.62700 C. 3362.7 D. 133.627
Mathematics