Question 1190861
{{{1800=1200*(1+r)^2}}}

{{{18/12=(1+r)^2}}}

{{{3/2=(1+r)^2}}}

{{{sqrt(1.5)=1+r}}}

{{{r=sqrt(1.5)-1}}}

{{{r=0.22474}}}

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{{{highlight(y=1200(1.22474)^x)}}}-----------this is for x in hours.  Your question asks for the resulting y based on a variable in DAYS, so this 2 days will be 48 HOURS.