Round the number to four significant digits.0.000819166 

A. 0.0008192
B. 0.0008202
C. 0.0008292
D. 0.0008
E. 0.0009


Answer: A

Mathematics

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Solve the problem.The length of time it takes college students to find a parking spot in the library parking lot follows a normal distribution with a mean of 6.5 minutes and a standard deviation of 1 minute. Find the probability that a randomly selected college student will take between 5.0 and 7.5 minutes to find a parking spot in the library lot.

A. 0.2255 B. 0.0919 C. 0.7745 D. 0.4938

Mathematics

Solve the problem.A sushi restaurant charges $8.95 for its lunch buffet and $12.95 for its dinner buffet. In order for the restaurant to turn a profit, its buffets must generate daily revenue of at least $2190. Write an inequality that describes this requirement. Let x represent the number of lunch buffet customers and y represent the number of dinner buffet customers.

A. 8.95x + 12.95y ? 2190 B. 8.95x + 12.95y ? 2190 C. 8.95x + 12.95y = 2190 D. 8.95x + 12.95y ? 2190

Mathematics

Solve the triangle, if possible. Round to the nearest hundredth.C = 122.3°a = 4.50 kmb = 11.60 km

A. c = 20.31 km, A = 13.2°, B = 44.5° B. c = 14.51 km, A = 15.2°, B = 42.5° C. c = 17.41 km, A = 17.2°, B = 40.5° D. No solution

Mathematics

Factor the expression completely. ?

What will be an ideal response?

Mathematics