Adolphin swims 665,280 feet in 3 hours. use the formula d=rt, wher d represents distance, r represents rate, and t represents time. 1. what is the dolphins rate in feet per hour. 2.what is the dolphins rate in miles per hour which unit, feet, or miles , 3.makes more sense to this scenario and why?

Aplane is taking off from bangladesh headed to new york city. at the same time, a plane from new york city is headed to bangladesh is also taking off. the plane bound to new york city is traveling at 600 mph, while the plane traveling to bangladesh is traveling at 400 mph. how far from new york city will the two planes meet if the distance between new york city and bangladesh is 8,000 miles?

Aculture started with 3000 bacteria. after 5 hours it grew to 3900 bacteria. predict how many bacteria will be present after 9 hours

Rewrite the following quadratic functions in intercept or factored form. show your work. f(t) = 20t^2 + 14t - 12