Use Gaussian elimination or Gauss-Jordan elimination to solve the problem.A company makes 3 types of cable. Cable A requires 3 black, 3 white, and 2 red wires. B requires 1 black, 2 white, and 1 red. C requires 2 black, 1 white, and 2 red. They used 95 black, 100 white and 90 red wires. How many of each cable were made?
A. 58 cable A
30 cable B
22 cable C
B. 5 cable A
18 cable B
25 cable C
C. 5 cable A
30 cable B
25 cable C
D. 30 cable A
5 cable B
25 cable C
Answer: C
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Rewrite the fractions using the least common denominator.
and 
A. 
and 
B. 
and 
C. 
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D. 
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Use the prime factorization method to find the LCM of the given numbers.24, 18, and 52
A. 936 B. 468 C. 1248 D. 312
The width w (in millimeters) of successive growth spirals of the sea shell Catapulus voluto, shown in the illustration, is given by the function 
, where n is the spiral number. To the nearest tenth of a millimeter, find the width of the second spiral.
?
?
A. 8.4 mm B. 3.1 mm C. 2.5 mm D. 4.2 mm E. 11.4 mm
Solve the linear system using an inverse matrix.
A. (-1, 2) B. (2, -1) C. (-2, 1) D. (1, -2)