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[" Total distanted from the village to t...

[" Total distanted from the village to the post-office at the rete of "25kmph" ,"],[$6.A" back at the rate of "4" kmph.If the whole journey took "5" hours "48" minutes,"],[rho_(d)^(d)%^(2l)" beck of the post-office from the village."],[" "d the distance of the post-office from the village."],[" A frerage speed "=((2xy)/(x+y))km/hr=((2times25times4)/(25))," (200")" ( "200" ) "]

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