Decide if the answer is reasonable or unreasonable by rounding the numbers and estimating the answer. If the answer is not reasonable, find the correct answer.800.6 ÷ 19.7 = 40.64
A. Unreasonable, should be 406.4
B. Unreasonable, should be 0.4064
C. Unreasonable, should be 4.064
D. Reasonable
Answer: D
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Solve the right triangle. If two sides are given, give angles in degrees and minutes.
B = 58.45°, a = 558.4 mGive side lengths to two decimal places.
A. A = 31.55°; b = 909.44 m; c = 1,067.19 m B. A = 31.55°; b = 853.60 m; c = 1,067.19 m C. A = 31.55°; b = 965.28 m; c = 1,053.62 m D. A = 31.55°; b = 909.44 m; c = 1,079.84 m
Provide an appropriate response.Perform the indicated operations: 
+ 
× 4 - 
- 24
A. 54.6 B. 404 C. 209 D. -33
Find the unknown value in the percent proportion 
Round to the nearest tenth, if necessary.whole = 8.9, percent = 45
A. part = 505.6 B. part = 4 C. part = 4.5 D. part = 0.9
Solve the problem.How many distinguishable permutations of letters are possible using the letters in the word COMMITTEE?
A. 90,720 B. 362,880 C. 45,360 D. 181,440