1. Due to covid-19 crisis, the staff of a certain company went from 40 to 29 employees. What is the percent decrease in staff? 6.37.59 C. 27.5% 2. In a department store, a 240.00 handkerchief is marked, "Save 25%, What is the discount? a. 25.00 b. 220.00 d. 210.00 3. An appliance salesman earns a 3% commission on sales. If he sells a television set for P27,990.00, how much commission will he earn? a. 9839.70 b. +338.70 c. 837.70 d. P835.70