For items 8-10, Analyze the given word problem below, then answer the questions that follow. In a survey made with 150 residents of barangay Guibel as respondents, they were asked about the method/s which they are using to prevent getting Covid-19. The Venn Diagram shows the result of the survey. U Using Alcohol 2. 3 Washing Hands with Soap 1 138 1 1 Wearing Face mask
8. How many respondents are using alcohol or wearing facemask?
a. 147
b. 144
c. 140
d. 138
9. How many respondents are washing their hands with soap only?
a. 144
b. 140
c. 3
d. 1
10. How many respondents are washing their hands with soap and wearing mask? a. 144
b. 140
c.139
d.138​