Question 992511


In a school there are {{{800}}} students and {{{70}}} teachers.

if {{{10}}}% of the {{{students}}} are left handed, we have {{{(10/100)800=10*8=80}}} 

so, {{{80}}} students are left handed


if {{{20}}}% of the teacher are left handed, we have {{{(20/100)70=(1/5)70=14}}}

so, {{{14}}} teachers are left handed

 altogether there are {{{80+14=94}}} left-handed students and teachers