The Lee's have three children. The oldest is twice as old as the youngest. The middle child is five years older than the youngest. If the
sum of the ages is 57, how old is each child?

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

Which is the focus of a parabola with equation y2=4x

How can you find the mean absolute deviation (mad) for this set of data?