Distance walked=112
=32
=1.5m
Time taken =1 sec
So, its speed is 1.5 m/s
As we know,
Speed=Distancetime
Now,
Time=15min=900sec (1min=60sec)
So, distance traveled =Speed×Time
=1.5×900
=1350m
=1350×1000mm(1m=1000mm)
=1350000mm