Suppose you rent a limousine for a formal reception. the bill for the efenimg evening is $53.00. a tax of 6% will be added and you want to tip the chuaffer 20% for excellent driving. how much will you pay in total? ( show step by step)

What properties allow transformation to be used as a problem solving tool

On a string instrument, the length of a string varies inversely as the frequency of its vibrations. an 11-inch string has a frequency of 400 cylces per second. find the frequency of a 10-icnch string.

Scores on a university exam are normally distributed with a mean of 78 and a standard deviation of 8. the professor teaching the class declares that a score of 70 or higher is required for a grade of at least “c.” using the 68-95-99.7 rule, what percentage of students failed to earn a grade of at least “c”?