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Q:

which of the following meanings of the arithmetical signs will yield the value ' zero ' for the expression given below?
200x100 + 300 x 200 10÷2 + 40

  • 1
    + means –, – means x, x means ÷, ÷ means +
  • 2
    + means –, – means ÷, x means +, ÷ means ×
  • 3
    + means ×, – means –, x means ÷, ÷ means +
  • 4
    None of these
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Answer : 2. "+ means –, – means ÷, x means +, ÷ means ×"

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