The operation manager at a tire manufacturing company believes that the mean mileage of a tire is 34,641 miles, with a standard deviation of 2480 miles. What is the probability that the sample mean would be less than 34,429 miles in a sample of 121 tires if the manager is correct

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Which of the following correctly justifies statement four of the two column proof? a. corresponding angles theorem b. transitive property of equality c. vertical angle theorem d. substitution property of equality

Someone answer asap for ! the following statements are true about the coins calvin and sasha have collected. * calvin and sasha has the same amount of money. * calvin has only quarters. * sasha has dimes, nickels, and pennies * calvin has the same number of quarters as sasha has dimes. * sasha has $1.95 in coins that are not dimes. exactly how many quarters does calvin have?