Question 1158836

let Adam’s age be {{{x}}}, Bella’s age {{{y}}},Chris’ age {{{z}}}

if  Chris’ age is {{{1/3}}} of {{{36}}}, then {{{z=(1/3)36=12}}}

if Adam’s age is   {{{1/2}}}, Bella’s age, then {{{x=y/2}}}

if Bella’s age is {{{2/3 }}}of Chris’ age, then {{{y=(2/3)12=2*4=8}}}

then Adam’s age is {{{x=y/2=8/2=4}}}

Adam is {{{4}}} years old
Bella is {{{8}}} years old
Chris is {{{12}}} years old