Question 475977
First, find the length of the shortest piece, {{{s}}} in meters
{{{ s / 3.5 = 1 / (1 + 2 + 3 + 4) }}}
{{{ s / 3.5 = 1 / 10 }}}
{{{ s = 3.5*(1/10) }}}
{{{ s = .35 }}}
{{{ 2s = .7 }}}
{{{ 3s = 1.05 }}}
{{{ 4s = 1.4 }}}
The longest piece is 1.4 m long
check answer:
{{{ s + 2s + 3s + 4s = .35 + .7 + 1.05 + 1.4 }}}
{{{ 10s = 1.05 + 1.05 + 1.4 }}}
{{{ 10s = 3.5 }}}
OK