l
lHow many seconds are in 1.4 days?
l
lUnit plan:   days        hr         min        seconds
l
l1.4 days   x   24 hr     x    ??
l     1 day
1.4 day   x   24 hr   x   60 min   x   60 sec
 1 day         1 hr          1 min
  =  1.2 x 105 sec
Exact numbers