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upteto17 q127

0. If A = {x : x is a letter in word BELOW}, B = {x : x is a letter in word WOOL} and C = A - B, then the number of subsets of C is

  • Option : D
  • Explanation : (D) C = A - B = {B,E}
    Then, number of subsets of C=22 = 4
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