Dave rented a limousine for his wife's birthday. The hourly rate is $80. They used the limousine for 5 hours, plus Dave gave the driver a 10% tip. How much did he spend in total for the hourly charges plus tip?

Find the zeros of the function. write the smaller solution first, and the larger solution second f(x)= (x+6)^2-49

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”?

Jim had 3,067.48 in his checking account he wrote a check to pay for two airplane tickets. his account now has 1,845.24.