2020 Business Mathematics and Logical reasoning and Statistics

Question : 36 of 98

Marks: +1, -0

The number of items in the set A is 40, in the Set B is 32; in the Set C is 50; in both A and B is 4;in both A and C is 5; in both B and C is 7; in all the set is 2. How many are in only one set?