Class 8 - Operations on Set Worksheet 2
1. If P = {a, b, c, d, e, f, g, h} Q = {c, d, e, i, k, l, m, n} R = {a, f, k, l, v, w}, then find P ∪ Q.
a) {a, b, c, d, e, f, g, h, c, d, e, i, k, m, n}
b) {c, d, e}
c) {a, b, c, d, e, f, g, h, i, k, l, m, n}
d) ∮
2. If P = {a, b, c, d, e, f} Q = {c, d, k, l, m, n} R = {a, f, k, l, v, w}, then find Q ∩ R.
a) {k, l}
b) {c, d, k, l, m, n}
c) {a, f, k, l, v, w}
d) None of these
3. If P = {a, b, c, d, e, f, g, h} Q = {c, d, e, i, k, l, m, n} R = {a, f, k, l, v, w}, then find P ∪ Q.
a) {a, b, c, d, e, f, g, h}
b) {a, b, c, d, e, f, g, h, i, k, l, m, n}
c) {c, d, e, i, k, l, m, n}
d) {c, d, e}
4. If P = {a, b, c, d, e, f, g, h} Q = {c, d, e, i, m, n} R = {a, f, k, l, v, w}, then find Q ∩ R.
a) {c, d, e, i, m, n}
b) {a, f, k, l, v, w}
c) { }
d) {c, d, e, i, m, n, a, f, k, l, v, w}
5. If P = {a, b, c, d, e, f, g, h} Q = {c, d, e, i, k, l, m, n} R = {a, f, k , l, v, w}, then find P ∩ R.
a) {a, f}
b) {a, b, c, d, e, f, g, h, k, l, v, w}
c) {a, f, k, l, v, w}
d) None of these
6. If P = {a, b, c, d, e, f} Q = {c, d, e, i, k, l, m, n} R = {a, f, k, l}, then find P ∪ R.
a) {a, f, k, l}
b) {a, b, c, d, e, f, k, l}
c) {a, f}
d) {a, b, c, d, e, f}
7. Find P' when Universe set (U) = {x|x ∈ N, X ≤ 10}, P = {1, 2, 4, 6}.
a) {3, 5, 7, 8, 9, 10}
b) {1, 2, 4, 6}
c) { }
d) {1, 2, 4, 6, 7, 8}
8. If universe set U = {10, 20, 30, 40, 50, 60, 70, 80, 90} P = {10, 20, 30, 40, 50, 60} Q = {40, 60, 80, 90}, then find Q'.
a) {10, 20, 30, 40, 50, 60, 70, 80, 90}
b) {10, 20, 30, 50, 70}
c) {40, 60, 80, 90}
d) ∮
9. If universe set U = {10, 20, 30, 40, 50, 60, 70, 80, 90} P = {10, 20, 30, 40, 50, 60} Q = {40, 60, 80, 90}, then find Q − P.
a) {10, 20, 30, 40, 50, 60}
b) {40, 60, 80, 90}
c) {80, 90}
d) None of these
10. If universe set U = {10, 20, 30, 40, 50, 60, 70, 80, 90} P = {10, 20, 30, 40, 50, 60} Q = {40, 60, 80, 90}, then find P ∪ Q.
a) {10, 20, 30, 40, 50, 60, 80, 90}
b) {10, 20, 30, 40, 50, 60}
c) {40, 60, 80, 90}
d) None of these
11. If universe set U = {10, 20, 30, 40, 50, 60, 70, 80, 90} P = {10, 20, 30, 40, 50, 60} Q = {40,60,80,90}, then find P' ∪ Q'.
a) {10, 20, 30, 50, 70, 80, 90}
b) {10, 20, 30, 40, 50, 60}
c) {40, 60, 80, 90}
d) ∮
12. If universe set U = {10, 20, 30, 40, 50, 60, 70, 80, 90}, P = {10, 20, 30, 40, 50, 60} Q = {40,60,80,90}, then find P ∩ Q.
a) {40, 60, 80, 90}
b) {10, 20, 30, 40, 50, 60}
c) {40, 60}
d) None of these
13. If universe set U = {10, 20, 30, 40, 50, 60, 70, 80, 90}, P = {10, 20, 30, 40, 50, 60} Q = {40, 60, 80, 90}, then find (P ∩ Q)'.
a) {40,60}
b) {10, 20, 30, 50, 80, 90}
c) {10, 20, 30, 40, 50, 60}
d) {40, 60, 80, 90}
14. If universe set U = {10, 20, 30, 40, 50, 60, 70, 80, 90}, P = {10, 20, 30, 40, 50, 60} Q = {40, 60, 80, 90}, then find P − Q.
a) {10, 20, 30, 50}
b) {10, 20, 30, 40, 50, 60}
c) {40, 60, 80, 90}
d) None of these
15. If universe set U = {10, 20, 30, 40, 50, 60, 70, 80, 90}, P = {10, 20, 30, 40, 50, 60} Q = {40, 60, 80, 90}, then find p'.
a) {70, 80, 90}
b) {10, 20, 30, 40, 50, 60}
c) {40, 60, 80, 90}
d) {10, 20, 30, 40, 50, 60, 70, 80, 90}
16. If n(P − Q) = 15, n(Q − P ) = 20 and n(P ∩ Q) = 5, find n(P) = ?
a) 30 b) 20
c) 40 d) 60
17. If n(P − Q) = 15, n(Q − P ) = 20 and n(P ∩ Q) = 5, find n(Q) = ?
a) 25 b) 30
c) 50 d) 35
18. If n(P − Q) = 15, n(Q − P ) = 20 and n(P ∩ Q) = 5, find n(P ∪ Q) = ?
a) 45 b) 50
c) 55 d) 40
19. n(U) = 30, n(P') = 15, and n(P ∩ Q)' = 20 and n(Q) = 15, find n(P ∪ Q) = ?
a) 30 b) 35
c) 15 d) 40
20. n(U) = 30, n(P') = 15, and n(P ∩ Q)' = 20 and n(Q) = 15, find n(Q − P) = ?
a) 5 b) 15
c) 20 d) 25
If you want to download the above worksheet, please click below link.
Set Operation Worksheet-2Download the pdf
Class-8 Set Operation Worksheets
Answer Sheet
Set-Operation-AnswerDownload the pdf
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