For each item, a manager calculates the ratio of the manufacturing cost to the manufacturing time. Which of the following is closest to the value of the greatest of these eleven ratios, in dollars per minute?
Of the 2.896 people who voted on a certain issue. the number who voted yes and the number who voted no are shown in the table. classified by age-group. Which of the following statements are true?
Indicate all such statements.
Exhibit.
For the years shown, the greatest annual maize production was what percent greater than the median annual maize production?
Give your answer to the nearest whole percent.
The average (arithmetic mean) of a set of n test scores is 70. If a new score of 90 is added to the set. the average of the set of scores will be 72. What is the value of w?
Exhibit.
Each of the four semicircles shown in the figure has a side of the square as its diameter and has exactly one point in common with the larger circle. If each side of the square has length 4, what is the sum of the areas of the shaded regions?
Al. Ben. Carl, Dina. and Edna are to be seated in a row of 5 adjoining chairs, with 1 person sitting in each chair. If Dina and Edna must each be seated m the first chair in the row or the last chair in the row. in how many different seating arrangements can the 5 people be seated"1
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