Solve.
- 8 = x
A. -5
B. 5
C. 4
D. -4
Answer: B
Mathematics
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Provide an appropriate response.What number is 0.5% of 78?
A. 0.39 B. 1.56 C. 39 D. 156
Mathematics
Solve.If y varies inversely as x, and y = 3 when x = 45, find y when x = 5.
A. 27
B. 3
C. 75
D. 
Mathematics
Write in scientific notation.49.091
A. 4.9091 × 101 B. 4.9091 × 10-2 C. 4.9091 × 10-1 D. 4.9091 × 102
Mathematics
Solve the problem.The diagram shows the roads connecting four cities.WX
YZHow many ways are there to travel between cities W and Y by passing through exactly two cities? (Hint: Write a matrix, A, to represent the number of routes between each pair of cities without passing through another city. Then calculate A2 and A3).
A. 16 B. 14 C. 15 D. 13
Mathematics