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(ii) On his return journey after drinking water, he jumps 4 steps upand then jumps back 2 steps down in every move. In how manyjumps will he reach back the top step? |
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Answer» 1st jump = 9 - 4 + 2 = 72nd jump = 7 - 4 + 2 = 53rd jump = 5 - 4 + 2 = 34th jump = 3 - 4 + 2 = 1 |
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