Question 961883
[ basketball players ] / soccer players ] = {{{ 2/3 }}}
[ basketball players plus soccer players ] / [ soccer players ] = {{{ ( 2 + 3 ) / 3 }}}
Let {{{ x }}} = number of soccer players
{{{ 35 / x = 5 / 3 }}}
Multiply both sides by {{{ 3x }}}
{{{ 3*35 = 5x }}}
{{{ 105 = 5x }}}
{{{ x = 21 }}}
There are 21 soccer players
( only true if everyone in the class plays
either basketball or soccer )
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check:
{{{ 35 - 21 = 14 }}}
{{{ 35/14 = 5/2 }}}
{{{ 2*35 = 5*14 }}}
{{{ 70 = 70 }}}
OK