7 61% 9:40 PM Tue Jan 28 Graded Assignment - X X b My Questions | bartle X Student Guide: Labor X Graded Assignment A X 6. Lab Instructions Pearson Realize Teahze i pearsonrealize.com Due 01/31/20 11:59pm ( Exit Unit 5 Review assignment: Systems of Equations and Inequalities Review 1 You and your friend are saving for a vacation. You start with the same amount and save for the same number of weeks. You save $75 per week, and your friend saves $50 per week. When the vacation time comes, you have $950, and your friend has $800. How much did you start with, and for how many weeks did you save? A. $150, 8 weeks B. $75, 3 weeks C. $500, 5 weeks D. $500, 6 weeks Review progress E Back Next > of 42 Go Question 11

Group problems: 1. A particular type of mold is able to triple in number every 14 days in ideal conditions. On October 1st, 2004 a rainy day produced ideal growing conditions for 200 thousand mold spores in my garage. Suppose that the average person who suffers from allergies will experience allergy symptoms when the spore count exceeds half a million. How long will it take for someone’s allergies to be triggered in my garage? Solve this problem algebraically. 179