Question

SUB: MATHEMATICS
Date: 13/10/2020
General Instructions. All questions are compulsory
MM: 25 Marks
TIME: 50 Min.
Multiple Choice Questions:-
The number of subsets of a set containing 'n element is
(1x25–25)
2n
b.
n?
с.
2"
d
2n - 2
2
If A = {1,2,3,4,5,6,7} then the number of proper subsets of A is
128
b.
127
c.
13
d.
14
3.
For two sets AUB = A, iff:
В СА
b.
ASB
C.
A+B
d.
A=B
4.
If A = {3,4,5},6} then which of the following statement is true.
a
{4,5} SA
b.
{4,5) E A
C.
4 EA
d
{) SA
5.
In a class of 100 students, 55 students have passed in mathematics and 67 students have
passed in physics. Then the number of students who have passed in physics only is.
33
b.
22
45
d.
10
6.
Let A = {2,3} and B = {4,5). Number of subsets of AB is -
lo
ranu dave
15
b
14
13
d 16
61​

Answer 1

Answer:

Sorry I don't understanding your questions

Answer 2

Same dimpi98 same me too