Suppose that there are two types of tickets to a show: advance and same-day. Advance tickets cost $35 and same-day tickets cost $40. For one performance, there were 60 tickets sold in all, and the total amount paid for them was $2300. How many tickets of each type were sold?
Number of advance tickets sold: I
Number of same-day tickets sold:
$

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

What properties allow transformation to be used as a problem solving tool

School has 204 sixth grade students. if the sixth grade is 30% of the total school, how many students are in the middle school?