Question

In a survey of 500 population of a village,325 people drink filtere water and 230 people drink boiled water. How many people drink both filtered and boiled water? Find by using Venn diagram

Answer 1

Answer:

55 people

total no. of people=500

no. of people drink filtre water=325

no.of people drink boiled water= 230

therefore,total no. of people - ( no. of people drink filtre water+no.of people drink boiled water)

500-(325+230)

=500-(555)

= -55

therefore 55 people