Question 1206221

<pre>
BUTTON COLOR    HOW MANY

GREEN            3T/8

BLUE             3T/8+20 

PINK             84

TOTAL             T
</pre>
In that way, question asks for {{{3T/8+20}}}.


{{{3T/8+(3T/8+20)+84=T}}}

-

{{{6T/8+20+84=T}}}

{{{3T/4+104=T}}}

{{{104=T/4}}}

{{{highlight_green(T=416)}}}


The answer for the question
{{{(3/8)416+20}}}
{{{highlight(176)}}}------number of blue buttons