Question 715581
After 2 years your account has $8250.
After 5 years it has $9375.
Over the {{{3}}} years in between,
the account balance increased by $9375-$8250=${{{1125}}}
The yearly increase was
${{{1125/3}}}=${{{375}}}
The increase in the first {{{2}}} years was
${{{375*2}}}=${{{750}}}
The initial deposit was
$8250-$750=${{{highlight(7500)}}}
The interest earned as a fraction of the initial deposit is
{{{375/7500=5/100=0.05}}}
which means that the fixed simple interest was {{{highlight(5)}}}%.