Question 392197
A company finds that its advertising costs increased from ${{{75000}}} to ${{{79725}}} in 1 year. What was the rate of increase?

find percentage of  the increase


{{{75000 + (x/100)75000 = 79725}}}


{{{ (x/100)75000 = 79725 - 75000}}}


{{{ (x/cross(100))750cross(00) = 4725 }}}


{{{ x*750 = 4725 }}}


{{{ x = 4725/750 }}}

{{{ x = 6.3 }}}%