Arthur has decided to start saving for a new computer. his money is currently in a piggy bank at home, modeled by the function s(x) = 85. he was told that he could do the laundry for the house and his allowance would be a(x) = 10(x − 1), where x is measured in weeks. explain to arthur how he can create a function that combines the two, and describe any simplification that can be done.

James wants to promote his band on the internet. site a offers website hosting for $4.95 per month with a $49.95 startup fee. site b offers website hosting for $9.95 per month with no startup fee. for how many months would james need to keep the website for site a to be a better choice than site b? 1. define a variable for the situation. 2. write an inequality that represents the situation. 3.solve the inequality to find out how many months he needs to keep the website for site a to be less expensive than site b. 4. using words, describe how many months he needs to keep the website for site a to be less expensive than site b.

Agroup of randomly selected apple valley high school students were asked to pick their favorite gym class. the table below shows the results of the survey. there are 528 students at apple valley high school. gym class number of students racquet sports 1 team sports 9 track and field 17 bowling 13 based on the data, what is the most reasonable estimate for the number of students at apple valley high school whose favorite gym class is bowling? choose 1 answer a. 9 b. 13 c. 119 d. 172

If the scale factor between two circles is 2x/5y what is the ratio of their areas?