Help please 6-7

6. (10 pts) A sorority held a party on campus. The sorority prepared the following costs for 25 expected attendees: Budgeted for 25 Guests Cost incurred for the 25 Guests Room rental Food Entertainment Decorations Total Costs $270 250 150 75 $140 320 125 $745 $660 What is (a) the vari for the variance in total costs? ance for the total cost, (b) is it favorable or unfavorable, (e) and the primary reason 7. Ex tra Credit (2pts): When designin governmental regulations are NOT important? A) Foreign Corrupt Practices Act B) Tax rules promulgated by Internal Revenue Service C) Six Sigma Act D) Sarbanes-Oxley Act g an accounting information system for management, whieh