Sara reads 250 words per minute for 2 hours and gets tired and reads 125 words per minute for 3 hours. on average how many words per minute does sara read?

Aline on the wall and a line on the floor are skew. always, sometimes, or never?

10 ! in a race, nick is 50 feet in front of jay after ten seconds. how fast can nick run, if jay can run 20 feet per second?

65% of students in your school participate in at least one after school activity. if there are 980 students in you school, how many do not participate in an after school activity?