Two planes leave an airport at the same time, one flying east, the other flying west. The eastbound plane travels 100 mph slower. They are 3500 mi apart after 5 hr. Find the speed of each plane.

Marco is studying a type of mold that grows at a fast rate. he created the function f(x) = 345(1.30)x to model the number of mold spores per week. what does the 1.30 represent? how many mold spores are there after 4 weeks? round your answer to the nearest whole number. 1.30 represents the number of mold spores marco had at the beginning of the study; 985 mold spores 1.30 represents the number of mold spores grown in a given week; 448 mold spores 1.30 represents the 30% rate of weekly growth; 345 mold spores 1.30 represents the 30% rate of weekly growth; 985 mold spores

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

Me n o w. i need t h i s. 10 points