The number of miles Michelle can ride her bike in a given amount of time is directly related to her average speed. If Michelle can ride her bike 5 miles in 20 minutes, how far can she ride her bike in 50 minutes?
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Which of the following is the true for f(x) = 5cos

You buy five cds at a sale for $5.95 each. write an expression for the total cost of the cds. then use the distributive property and mental math to evaluate the expression.

Monitors manufactured by tsi electronics have life spans that have a normal distribution with a standard deviation of 1800 hours and a mean life span of 20,000 hours. if a monitor is selected at random, find the probability that the life span of the monitor will be more than 17,659 hours. round your answer to four decimal places.