Answer
See below
Work Step by Step
Skater 1 $s_2=35.04$
Skater 2 $s_2=39.42$
We know: $time = distance / speed$
Thus $t_1=\frac{9}{39.42}\approx0.2283\approx13.7$ min
$t_2=\frac{8}{35.04}\approx0.2283\approx13.7$ min
Hence, both the skaters skate for the same time.