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from a cord of 16 m length two pieces of lengths 3 1/3m and 2 2/5m are cut off find the length of the remaining cord |
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Answer»
TOTAL length of the cord = 16 m length of first piece CUT down = 31/3m length of SECOND piece cut down = 22/5m total length cut down from the cord = length of first piece + second = (31/3)+(22/5)m = (155 + 66)/15 = 221/15 remaining length of cord = total length of cord - cut off length = 16 or (16/1) - (221/15)m = (240 - 221)/15 m = 19/15 m or, 1.26667 m |
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