Ten ounces of a liquid contain 20% alcohol and 80% water. It is diluted by adding 40 ounces of water.
The percent of alcohol in the new solution is
(A) 20%
(B) 2%
(C) 40%
(D) 4%
(E) 10%

An eight-sided die, which may or may not be a fair die, has four colors on it; you have been tossing the die for an hour and have recorded the color rolled for each toss. what is the probability you will roll a brown on your next toss of the die? express your answer as a simplified fraction or a decimal rounded to four decimal places.

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The expression 1.01*1.005(^t) gives the amount of money, in thousands of dollars, in carter's savings account (t) years after he opens it. what does 1.01 represent in this expression?