Perform the calculations indicated. Express your answer in scientific notation.(9 × 10-6) (4 × 108)
A. 3.6 × 10-48
B. 3.6 × 103
C. 36 × 103
D. 360 × 102
Answer: B
Mathematics
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Change the following percent to a decimal.10%
A. 1 B. 100 C. 10 D. 0.01 E. 0.1
Mathematics
Solve the problem.A hotel in the process of renovationg states that 45% of guest rooms are updated. If 37 rooms are not yet updated, find the total number of rooms in the hotel. Round to the nearest whole number.
A. 200 rooms B. 7 rooms C. 67 rooms D. 20 rooms
Mathematics
Perform the operations indicated. Simplify the answer whenever possible.17
- 
A. 15
B. 17
C. 16
D. 16
Mathematics
Find the center of the ellipse.36x2 + y2 - 504x + 1728 = 0
A. (-7, -6) B. (6, 0) C. (-7, 0) D. (7, 0)
Mathematics