Question

(a) 12
passed in all the three subjects. The number of students failing in all the three subjects is
(6) 4
(c) 2
(d) 6
05.
Which of the following is an equivalent set?
[a] A = (a, b, c, d], B = {d, c, b, a}
[b] A = {4, 8, 12, 16), B = {8, 4, 16, 18)
(c) A = (x:x is a multiple of 10), B = {10, 15, 20, 25, 30, .............
[d] None of the above
06. Let n(A)=45, n(B) = 35 and n(ANB)=30 then n(An B') =
(a) 5
(b) 10
(c) 30
(d) 15
07. Two finite sets have m and n elements. The number of subsets of the first set is 112 more than that of the
second set. The values of m and n are respectively.
[a] 4,7
[b] 7,4
[C] 4,4
[d] 7,7
08. If A and B are non empty sets such that AnB = 0 , then
(a) ACB
(b) AB
(c) A'B'
(d) AB
09. If A={,{@}}, then the power set of A is
(a) A
(b) {0,{0},
(c){$.{0},{{0}},
10.
If X and Y are two sets, then Xn(YUX) equals
(a) X
(6) Y
(d)]X
11. Let A and B be two non-empty subsets of a set X such that A is not a subset of B. Then,
(a) A is a subset of complement of B (b) B is a subset of A
(c) A and B are disjoint
(d) A and the complement of B are non- disjoint
12. If A = (x:x is a multiple of 4) and, B = {x: x is a multiple of 6), then AnB consists of multiples of
(a) 16 (b) 12
(c) 8
(d)24
(d) {​

Answer 1

Answer

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