Question #02241

Mar 19, 2017

As the ratio of 3 parts is #5:8:12#, let the lengths of 3 parts be #5x" unit",8x" unit" and 12x" unit"#

#5x+8x+12x=120#

#=>25x=120#

#=>x=120/25=4.8#

So length of shortest part #=5x=5xx4.8=24# unit

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