A pilot is flying flying from Los Angeles, CA to Chicago, IL at a speed of 500 miles per hour. When the plane is 600 miles from Chicago, an air traffic controller tells the pilot it will be 2 hours before the plane can get clearance to land. The pilot knows the speed of the jet must be greater than 322 miles per hour or the jet could stall. At what speed would the jet have to fly to arrive in Chicago in 2 hours?

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

Is a positive integer raised to a negative power always positive

You are at a restaurant and owe $38 for your meal. you want to leave a 20% tip. how much will your tip be?