Solve the problem.A graph has twelve vertices-two vertices of degree 4, four vertices of degree 3, and six vertices of degree 2. The number of edges in the graph is
A. 16.
B. 12.
C. 14.
D. 9.
E. none of these
Answer: A
Mathematics
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Evaluate the integral.
A. 9 B. 36 C. 4 D. 1
Mathematics
For each problem, choose the measurement closest to the given.80 cm
A. 60 ft B. 31 in C. 12 m D. 80 m
Mathematics
Solve.A 240-cubic foot mixture of rock is used for landscaping purposes. One type of rock costs $4.50 per cubic foot while another costs $3.60 per cubic foot. If the total value of the mixture is $1008, how many cubic feet of each type of rock are in the mixture?
What will be an ideal response?
Mathematics
Find the mean, median, and mode of the list of numbers. If necessary, round to the nearest tenth.80, 72, 68, 68, 80, 82
A.
| mean: 76 | median: 76 | mode: 68 |
B.
| mean: 75 | median: 68 | mode: 82 |
C.
| mean: 75 | median: 76 | mode: 68 and 80 |
D.
| mean: 76 | median: 75 | mode: 80 |
Mathematics