Question 171083
lets call w # of wins
and ......l # of losses
:
l=w+4--->l-w=4......eq 1
:
lets call Total matches (T)...we are given w=60%T and l=40%T
:
plug those values into eq 1
:
.6T-.4T=4
:
.2T=4
:
{{{highlight(T=20)}}}total matches