Solve the problem.Last week, Marco packed 159 parts. Find his gross weekly earnings if he is paid at the following differential piece rate.1-75 parts packed$0.75 each76-125 parts packed$1.50 each126 or more parts packed$2.00 each
A. $161.75
B. $238.50
C. $199.25
D. $201.00
Answer: C
Mathematics
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Subtract the fractions. Write the answer in lowest terms.
- 
A. 
B. 
C. 
D. 
Mathematics
The matrix associated with the solution to a system of linear equations in x, y, and z is given. Write the solution to the system, if it exists.
A. x = 3, y = -14, z = -1 B. x = -3, y = -14, z = 1 C. x = -3, y = -14, z = -1 D. x = 3, y = -14, z = 1
Mathematics
Express the following in interval notation.
A. [-4, 0) B. (-?, -4] ? (0, ?) C. (-?, -4) ? [0, ?) D. (-?, -4) ? (0, ?)
Mathematics
Perform the indicated operation.-2.1 + (-7.7)
A. -5.6 B. 9.8 C. 5.6 D. -9.8
Mathematics