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For the past days the average (arithmetic mean) number of cupcakes baked by Liv was 55 per day. Today Bibi helped Liv and together they baked 100 cupcakes, which raised the average to 60 cupcakes per day. What is the value of
?
A. 8
B. 9
C. 10
D. 12
E. 13
Question Discussion & Explanation
Correct Answer - A - (click and drag your mouse to see the answer)
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Verbal
In the United States, of the people who moved from one state to another when they retired, the percentage who retired to Florida has decreased by three percentage points over the past ten years. Since many local businesses in Florida cater to retirees, these declines are likely to have a noticeably negative economic effect on these businesses and therefore on the economy of Florida.
Which of the following, if true, most seriously weakens the argument given?
(A) People who moved from one state to another when they retired moved a greater distance, on average, last year than such people did ten years ago.
(B) People were more likely to retire to North Carolina from another state last year than people were ten years ago.
(C) The number of people who moved from one state to another when they retired has increased significantly over the past ten years.
(D) The number of people who left Florida when they retired to live in another state was greater last year than it was ten years ago.
(E) Florida attracts more people who move from one state to another when they retire than does any other state.
Question Discussion & Explanation
Correct Answer - C - (click and drag your mouse to see the answer)
