A Mouse Is Running Away from a Cat at a Speed

Multiple Choice

A mouse is running away from a cat at a speed of 0.75 m/s. At a distance of 1.25 m from his mouse hole, the mouse accelerates at a constant rate of 0.25 m/s² until he reaches his hole safely. How long did it take the mouse to cover the last 1.25 m?

A) 1.4 s
B) 1.7 s
C) 1.2 s
D) 10 s