Question 113896
3.02 m = 302 cm
radius = 151 cm
Area of puddle = {{{pi*r^2}}}
{{{pi*151^2 = 71631}}}cm2
B.{{{A = (.75^n)*71631}}}cm2 where n is number of hours since noon
C.{{{A = (.75^12)*71631}}}cm2
{{{A = .0317*71631}}}cm2
{{{A = 2271}}}cm2
D. {{{(.75^n)*71631 < 100}}}
{{{n*log(.75) + log(71631) < log(100)}}}
{{{-.125n + .145 + 5 < 2}}}
{{{-.125n < -2.855}}}
{{{n > 22.84}}} hrs
Thats about 10:50 AM next day, I think
Maybe I made mistake(s), but that's my method