Posted by lily on Monday, June 29, 2009 at 3:47pm.
12 min is 12/60 or 1/5 hr
distance=35km/hr * 1/5 hr= 7 km
It is right.
Did you change 12 minutes to hours? probably not.
distance = rate x time
rate = 35 km/hr
time = 12 minutes = 12 x (1 hr/60 minutes) = 0.2 hr.
distance = 35 x 0.2 = ?? km
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