Jonathan has taken up the hobby of running recently. He initially started with a 15 minute mile. However, after a month of training, he's found his mile time is 2/3rds of his original time. If
he wants to further reduce his mile time by 20%, how long will it take for him to run a mile?

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

Acredit card advertises an annual interest rate of 23%. what is the equivalent monthly interest rate?

What are the solutions to the following equation? |m| = 8.5 the value of m is equal to 8.5 and because each distance from zero is 8.5.