Tickets to the varsity basketball game cost $4 for students, but adults pay $6, and discount tickets are $5 for senior citizens and active military. At a recent game, 353 tickets were sold for a total of $1,660. If there were twice as many student tickets sold as adult tickets, what system of equations could be used to find how many of each type of ticket were sold?

Iam a rectangle. my perimeter is 60 feet. how much are do i cover?

Isuck at math ; ^; m a student solved this problem and said the answer is 3 feet. chase had a roll of ribbon that contained 7 7/8  feet of ribbon. he cut off one piece that was 3 5/8  feet long and another piece that was 1 1/4  feet from the roll. how much ribbon was left on the roll? is the student's answer reasonable? yes, the answer is reasonable. no, the answer is not reasonable. it should be about 2 feet. no, the answer is not reasonable. it should be about 13 feet. no, the answer is not reasonable. it should be about 4 feet.

Martha is training for a duathlon, which includes biking and running. she knows that yesterday she covered a total distance of over 55.5 miles in more than than 4.5 hours of training. martha runs at a speed of 6 mph and bikes at a rate of 15.5 mph.