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the number of signals that can be made with 3 flags each of different colour by hosting 1 or 2 or 3 above the other is |
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Answer» 15Step-by-step EXPLANATION:NUMBER of signal that can be made,⇒ Using FLAG 1 is 3 P 1 =3⇒ Using 2 FLAGS 3 P 2 =6⇒ Using 3 flags 3 P 3 =6So, total signed 3+6+6=15Hence, the answer is 15. |
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