Set up the percent proportion for the application problem. Do not try to solve for any unknowns.Sales tax of $12 is charged on an item that costs $2000. What percent sales tax is charged?
A. 
= 
B. 
= 
C. 
= 
D. 
= 
Answer: C
Mathematics
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Solve the differential equation.(x + 6) 
+ y = x2 - 36
A. y = 
B. y = 
C. y = 
D. y = 
Mathematics
Find the total area of the region between the curve and the x-axis.y = x2 + 1; 0 ? x ? 1
A. 
B. 
C. 
D. 
Mathematics
Solve the system of equations by determinants. 3w + x - 3y + z = -8-w + 3x + y - 3z = 45w - x + 3y + 3z = 36 w + x - 3y - z = -12
A. w = 5, x = -4, y = 0, z = 3 B. w = 5, x = -2, y = 6, z = -3 C. w = -5, x = -6, y = 12, z = 3 D. w = -2, x = 4, y = 7, z = 1
Mathematics
1/4 cup = ? T
A. 6T B. 2T C. 2T D. 4T
Mathematics