Question

suppose sixty percent of people at a company picnic got food poisoning. what percent of the people at the picnic did not get food poisoning? a. 40% b. 60% c. 20% d. 80%

Answer 1

a. 40%

the total amount of people is 100%

assume a person gets either food poisoning or doens't get food poisoning

100% - 60% = 40%