Identify the unknown amount as the portion, rate, or base.2 is 30% of what number?
A. rate
B. base
C. portion
Answer: B
Mathematics
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Subtract.-9.7 - 12.1
A. 2.4 B. -2.4 C. 21.8 D. -21.8
Mathematics
Solve the system of equations. 3x - 4y = -3 6x + 2z = - 
2y - 4z = 4
A. x = - 
, y = 
, z = 
B. x = 3, y = 3, z = 
C. x = - 
, y = 
, z = - 
D. Inconsistent
Mathematics
Determine which values of x and y, if any, are not permissible. f(x, y) = 
A. All values of x and y are permissible. B. The point (0, 0) is not allowed. C. y ? 0 D. x ? 0
Mathematics
Find the part.180% of 4360 trees
A. 785 trees B. 78,480 trees C. 7848 trees D. 784,800 trees
Mathematics