Solve the problem.A population grows according to an exponential growth model. The initial population is P0 = 12 and the population after 2 generations is P2 = 27. Find the common ratio r.
A. 7.5
B. 2.25
C. 1.5
D. 1.25
E. none of these
Answer: C
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Provide an appropriate response.When a balanced die is rolled, the probability that a six will appear is . Suppose that you have just rolled the die five times without getting a six. What is the probability that you will get a six on the next roll of the die?
A. 1
B. 0
C.
D. Greater than but less than 1
Provide an appropriate response.Solve the equation: 6 = 9x - x
A. x =
B. x =
C. x =
D. x =
Provide an appropriate response.The distance between two stars is four trillion, three hundred seventeen billion, nine hundred eighty-eight million miles. Write this whole number in standard form.
A. 4,317,988 B. 4,317,988,000,000 C. 4,317,988,000 D. 4,317,988,000,000,000
Solve the problem.Seven slips of paper marked with the numbers 1, 2, 3, 4, 5, 6, and 7 are placed in a box and mixed well. Two are drawn. What are the odds that the sum of the numbers on the two selected slips is not 6?
A. 19 :1 B. 9 : 1 C. 21 : 2 D. 19 :2