Who would make the most money a head mechanic, a assistant mechanic, a sales manager ,or a desk clerk

5500 dollars is placed in an account with an annual interest rate of 6.5%. to the nearest tenth of a year, how long will it take for the account value to reach 19700 dollars?

Afrequency table of grades has five classes (a, b, c, d, f) with frequencies of 3, 13, 14, 5, and 3 respectively. using percentages, what are the relative frequencies of the five classes?

Credit card a offers an introductory apr of 3.4% for the first three months and standard apr of 15.7% thereafter,