RRB NTPC CBT I 28 Dec 2020 Shift 2 Paper

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Question : 85 of 100
 
Marks: +1, -0
If P = 0.3 × 0.3 + 0.03 × 0.03 - 0.6 × 0.03 and Q = 0.54, then PQ is equal to:
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