20 likes | 150 Views
A teacher did a survey of a class about what ice cream they like . She concluded that 9 of the like chocolate flavoured ice cream and 4 of the like Valliana flavoured ice cream. How many student like both chocolate and Vallina if there were 12 students. Solution: 4+9=13 14-13=1 8-1=7
E N D
A teacher did a survey of a class about what ice cream they like . She concluded that 9 of the like chocolate flavoured ice cream and 4 of the like Vallianaflavoured ice cream. How many student like both chocolate and Vallina if there were 12 students. Solution: 4+9=13 14-13=1 8-1=7 4-2=2 8+2=10 12-10=2 3 1 Final statement: 2 students like both Vallina and Chocolate.