Use a percent proportion to answer the question.What is 0.2% of 2000 colleges?
A. 0 colleges
B. 4 colleges
C. 400 colleges
D. 40 colleges
Answer: B
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Solve the problem.The population of a town over a four year period is shown in the following table.Assume that the population can be modeled by a geometric sequence. Estimate the town's population for year 10. Round to two decimal places when calculating the common ratio, and the final answer.
A. 11.19 thousand B. 11.41 thousand C. 10.76 thousand D. 10.97 thousand
Provide an appropriate response.Solve: 9 - 4x = 4x - 7
Fill in the blank(s) with the appropriate word(s).
Express the sum using summation notation. Use a lower limit of summation not necessarily 1 and k for the index of summation.(a + 1) + (a + b) + (a + b2) + . . . + (a + bn)
A.
B.
C.
D.
Solve the problem.There are 1,447,966 active dentists living in a certain country. If 79.8% of these dentists are male, find (i) the percent of dentists who are female and (ii) the number of dentists who are female. Round to the nearest whole number.
A. (i) 79.8% female dentists; (ii) 1,155,477 female dentists B. (i) 20.2% female dentists; (ii) 292,489 female dentists C. (i) 79.8% female dentists; (ii) 29,248,913 female dentists D. (i) 20.2% female dentists; (ii) 29,248,913 female dentists