What is the interquartile range of this data? {72, 32, 74, 66, 71, 45, 38, 49, 66, 69, 75, 34, 102}

1. the wheeling bridge in west virginia is about 307 meters long. if you walk with a stride of about meter, about how many steps would it take you to cross this suspension bridge?

For which pair of functions is (gof)(a)=|a|-2?

Acar started driving from city a to city b, distance between which is 620 miles, at a rate of 60 mph. two hours later a truck left city b and started moving towards city a at a rate of 40 mph. how many hours after the truck's departure will the two meet?