I need help with #61 to #64 ASAP please and thank you …. Could someone please help me with it

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?

Abacteria population is tripling every hour. by what factor does the population change in 1/2 hour? select all that apply

The measure of an angle is 117°. what is the measure of a supplementary angle?