Nora wants to save $82.50 to buy a special gift for her mother. She has 15 weeks to save the money. If she wants to save the same amount each week, then how much money, in dollars and cents, must Nora save each week? *

Sole with work in 10 years, the average number of hours of tv watched per week by teenagers dropped from 23.9 to 21.4. find the percent of change.

The means and mean absolute deviations of the individual times of members on two 4x400-meter relay track teams are shown in the table below. means and mean absolute deviations of individual times of members of 4x400-meter relay track teams team a team b mean 59.32 s 59.1 s mean absolute deviation 1.5 s 245 what percent of team b's mean absolute deviation is the difference in the means? 9% 15% 25% 65%

Which of the following is best modeled using a linear equation y=ax+b, where a is less than 0?