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Out of 500 car owners investigated, 400 ...

Out of 500 car owners investigated, 400 owned car A and 200 owned car B, 50 owned both A and B cars. Is this data correct?

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To determine whether the data provided about car ownership is correct, we can follow these steps: ### Step 1: Define the Sets Let: - \( A \) be the set of car owners who own car A. - \( B \) be the set of car owners who own car B. ### Step 2: Identify Given Values ...
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NCERT ENGLISH-SETS-SOLVED EXAMPLES
  1. For any sets A and B. show that P(A nnB) = P(A)nn P(B)dot

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  2. Show that A nnB = A uuB implies A = B

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  3. Out of 500 car owners investigated, 400 owned car A and 200 owned car...

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  4. A market research group conducted a survey of 2000 consumers and re...

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  5. A college warded 38 medals in football, 15 in basketball and 20 in ...

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  6. Write the solution set of the equation x^2+ x - 2 = 0 in roster form...

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  7. Write the set {x : x i s a pos i t i v e integer a n d x^2< 40}in t...

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  8. Write the set A = {1, 4, 9, 16 , 25 , dot dot dot }in setbuilder form.

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  9. Write the set {1/2,2/3,3/4,4/5,5/6,6/7}in the setbuilder form.

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  10. Match each of the set on the left described in the roster form with t...

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  11. If A xx B = {(p, q), (p, r), (m, q), (m, r)}, Find A and B

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  12. Find the pairs of equal sets, if any, give reasons:A = {0}, B= {x : ...

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  13. Which of the following pairs of sets are equal? Justify your answer.(i...

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  14. Consider the sets varphi, A = {1, 3},B = {1, 5, 9}, C = {1, 3, 5, 7, 9...

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  15. Let A = {a , e , i , o, u}and B = {a , i , u}dotShow that AuuB = A

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  16. Let A = {2, 4, 6, 8}and B = {6, 8, 10 , 12}dotFind Auu Bdot

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  17. Let A, B and C be three sets. If A in Band BsubC. is it true that A...

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  18. Let A = { a , e , i , o, u}and B = { a , b , c , d)dotIs A a subset of...

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  19. let f(x) = sqrtx and g(x) =x be function defined over the set of non n...

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  20. Consider the sets X and Y of Example 14. Find Xnn Y

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