When a box of mass 45kg, is given an initial speed of 5ms^-1 it slides along a horizontal floor a distance of 3m before coming to a rest. what is the coefficient of kinetic friction between the box and the floor? (G = 10ms^-2)

• A.\( \frac{5}{6} \)
• B.\( \frac{5}{12} \)
• C.\( \frac{1}{3} \)
• D.\( \frac{2}{3} \)
• E.