Question of the Day (April 12)
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 ?
Correct Answer - A - (click and drag your mouse to see the answer)
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.
Correct Answer - C - (click and drag your mouse to see the answer)