Question

60. In a class of 50 students, all the
students study Science and
Mathematics. In the examination 40
have passed in Science and 34 have
passed in Mathematics, Naturally
sonne have passed in both Science
and Maths. How many students have
passed In Science only 7
(A) 24
(B) 16
(C) 10
(0) None of these​

Answer 1

Answer:

Step-by-step explanation:

Ans: 16

Total students n(S U M)= 50

Passed in science n(S) = 40

Passed in mathematics n(M)=34

n(S n M)= n(S)+n(M)- n(S U M)

= 40+34-50=24

Passed only in science

n(S-M)=n(S)- n(S n M)

=40-24

=16