SOLUTION: Ques.1.what is the number of proper subsets of the set is {1, 2, 3} ? Ques.2.In a class of 55 student, the number of student studying different subject are 23 in mathematics, 24

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Question 1062573: Ques.1.what is the number of proper subsets of the set is {1, 2, 3} ?
Ques.2.In a class of 55 student, the number of student studying different subject are 23 in mathematics, 24 in physics, 19 in chemistry ,12 in mathematics and physics, 9 in mathematics and chemistry, 7 in physics and chemistry and 4 in all the three subjects. How many number of student have taken exactly one subject ?

Answer by dhyanbir 2345(3) About Me  (Show Source):
You can put this solution on YOUR website!
Check that Q2 is right?????Are u making tutor fool.