find the square root of 21

Question

Ms. Sue · Answer

http://www.google.com/#q=square+root+of+21

kelvin · Answer

a car traveled to and back home for 2 hours.if the speed was maintained constant at 30 km per hr.Find the distance in which a car traveled? help me ms sue

bobpursley · Answer

distance=speed*time distance=30km/hr * 2hr= 60 km (there and back)