You have $22 in your bank account and deposit $11.50 each week. at the same time your cousin has $218 but is withdrawing $13 each week. when will your accounts have the same balance? (hint: write a system for the situation and solve)

Is the product of seventeen negative numbers, positive or negative ?

At the olympic games, many events have several rounds of competition. one of these events is the men's 100-meter backstroke. the upper dot plot shows the times (in seconds) of the top 8 finishers in the final round of the 2012 olympics. the lower dot plot shows the times of the same 8 swimmers, but in the semifinal round. which pieces of information can be gathered from these dot plots? (remember that lower swim times are faster.) choose all answers that apply: a: the swimmers had faster times on average in the final round. b: the times in the final round vary noticeably more than the times in the semifinal round. c: none of the above.

What unit of been sure would be appropriate for the volume of a sphere with a radius of 2 meters