Use a system of linear equations to solve the problem.A tour group split into two groups when waiting in line for food at a fast food counter. The first group bought 7 slices of pizza and 6 soft drinks for $38.52. The second group bought 6 slices of pizza and 4 soft drinks for $30.96. How much does one slice of pizza cost?
A. $3.46 per slice of pizza
B. $1.80 per slice of pizza
C. $2.30 per slice of pizza
D. $3.96 per slice of pizza
Answer: D
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Evaluate the definite integral.
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What will be an ideal response?
Provide an appropriate response.Consider determining how many possible phone numbers are in an area code (repeated numbers allowed). Is this a combination, a permutation, or neither?
A. Neither B. Permutation C. Combination
Write the ratio in fraction notation.A baseball team has played 8 games so far this season. The team won 1 games. Find the ratio of games lost to games won.
A. 
B. 
C. 
D. 
The weight of a crate is 300 newtons. Find the tension in each of the supporting cables shown in the figure. The coordinates of the points A, B, C, and D are given below the figure. Round to the nearest newton.
[Figure not necessarily to scale.]
point A = (0,0,-80), point B = (140,0,0), point C = (-50,50,0), point D = (0,-180,0)
A. cable AB = 245; cable AC = 132; cable AD = 126
B. cable AB = 132; cable AC = 126; cable AD = 245
C. cable AB = 132; cable AC = 245; cable AD = 126
D. cable AB = 126; cable AC = 245; cable AD = 132
E. cable AB = 245; cable AC = 126; cable AD = 132