Trivia Categories:

Question: If a bicyclist rides at 10 miles per hour for 10 minutes, and then speeds up to 20 miles per hour for the next 20 minutes, what is her average speed for this ride?
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16 + 2/3 MILES / HOUR TOTAL DISTANCE / TOTAL TIME = {10/6 + 20/3 =50/6 } /1/2  Question: Holding a shuffled deck of 6 cards, numbered 1 through 6, you deal, face up, four of these cards at random. What's the probability that the four cards are dealt in descending order, such as 6431?
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Probability is 1/30, because there are 12 successful ways out of 360 total  Question: If there is a 40% chance that you will get a red light at a street intersection, what is the probability of passing through with green lights three times in a row?
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21.6%, and it's because .6*.6*.6 = .216 or 21.6 %  Question: Of all the 3digit numbers from 100 to 999, how many contain only odd digits?
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125 of them; because the first digit can be odd 5 ways, the second digit, 5 ways, and the third, 5 ways. 

