Find the amount of sales tax or tax rate and the total cost. Round money answers to the nearest cent if necessary.Amount of sale: $380 Amount of tax: $34.20
A. 0.9%, $414.20
B. 11%, $414.20
C. 10%, $414.20
D. 9%, $414.20
Answer: D
Mathematics
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Find the midpoint of the line segment with endpoints A and B.A(2
, 7
); B(5
, 10
)
A. 
B. 
C. (7
, 17
)
D. 
Mathematics
Find the product.-11x(12x + 3)
A. -132x2 - 33x B. 12x2 - 33x C. -165x2 D. -132x2 + 3x
Mathematics
Sketch the graph of the equation.x + y = 9 
A. 
B. 
C. 
D. 
Mathematics
Use the given conditions to find an equation in slope-intercept form of each of the nonvertical lines. Write vertical lines in the form x = h.m = 
; y-intercept = -4
A. y = - 
x - 4
B. y = 
x - 4
C. y = - 
x + 4
D. y = 
x + 4
Mathematics