Solve the equation.3x + 23 = 2x + 100
A. 77
B. 76
C. 125
D. 123
Answer: A
Mathematics
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Simplify the expression. Write the result using positive exponents only.
A. - m3 B. m3 C. m1/3 D. - m1/3
Mathematics
Graph the inequality.y ? -3 
A. 
B. 
C. 
D. 
Mathematics
Find the dot product for the pair of vectors.6i - 2j, 8i + j
A. -10 B. 50 C. 0 D. 46
Mathematics
The following is a list of the ages of employees at Hammer's Inc. Find the mean and the sample standard deviation of the ages of the employees. Round noninteger results to the nearest tenth.
a. mean: 48.3
standart deviation: 15
b. mean: 362.3
standart deviation: 112.7
c. mean: 40.3
standart deviation: 12.5
d. mean: 28.2
standart deviation: 8.8
e. mean: 30.2
standart deviation: 9.4
Mathematics