Find the unknown length x for the given similar triangles. 
A. x = 18
B. x = 180
C. x = 0.8
D. x = 8
Answer: A
Mathematics
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Evaluate the binomial coefficient.(66)
A. 0 B. 720 C. 2 D. 1
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Solve Z = ûX2L + X2C. Find Z when XL = 31 ê and XC = 100 ê.
a. 11.5 ohms b. 18.2 ohms c. 36.6 ohms d. 52.4 ohms e. 104.7 ohms
Mathematics
Solve the problem.How many liters of a 30% alcohol solution must be mixed with 80 liters of a 90% solution to get a 50% solution?
A. 160 L B. 24 L C. 16 L D. 240 L
Mathematics
Simplify. Assume that all variables represent positive numbers.
A. 8k3q4 
B. 8q4 
C. 8k3q4 
D. 8k7q8 
Mathematics