Teresa finished a race in 9 minutes. how many seconds is this?

2men and 7 boys can do a piece of working 4 days.it is done by 4 men and 4 boys in 3 days how long would it take for 1man or one boy to do it alone

An ulcer medication has 300 milligrams in 2 tablets. how many milligrams are in 3 tablets?

You got a job selling magazines door-to-door. you are paid $100 per day plus $1.50 for each magazine you sell. which recursive formula models this situation?