Solve the problem.Anna spent $69.25 on a pair of shoes and $63.90 on a new jacket. How much money did she spent all together?
A. $133.15
B. $127.8
C. $133
D. $131.15
Answer: A
Mathematics
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Solve.A population is growing at a rate proportional to its size. If the population is 121,000 after 11 years and 180,000 after 23 years, what was the original population size?
A. 80,713 B. 78,191 C. 75,668 D. 84,076
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Write an equivalent expression. Use a commutative law.y + 3
A. y3 B. 3 + y C. 3(y + 1) D. 3y
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Prove the identity.cos 
= 
cos x - 
sin x
What will be an ideal response?
Mathematics
Find the vertices and locate the foci for the hyperbola whose equation is given.64y2 - 4x2 = 256
A. vertices: (-2, 0), (2, 0)
foci: (-2
, 0), (2
, 0)
B. vertices: (-8, 0), (8, 0)
foci: (-2
, 0), (2
, 0)
C. vertices: (0, -2), (0, 2)
foci: (0, -2
), (0, 2
)
D. vertices: (0, -8), (0, 8)
foci: (0, -2
), (0, 2
)
Mathematics