Question 54800
Simple interest is found using the formula


{{{ I=prt }}}
{{{ 400 = 5000(r)(4) }}}
{{{ 400 = 20000r}}}
{{{ 400/20000 = r }}}
{{{ 4/200 = r }}}
{{{ 2/100 = r }}}
{{{ .2 = r }}}
2% = r