A survey of 100 people and their preferences in chocolate ch…

A survey of 100 people and their preferences in chocolate chip cookies revealed that:45 liked brand A 50 liked brand B30 liked brand C30 liked brands A and B20 liked brands A and C15 liked brands B and C10 liked all three Complete the Venn Diagram below.  Region I Region IV Region VII Region II Region V Region VIII Region III Region VI Sum of all regions