For the first part of her journey, Sunita traveled at a speed of 450 m/min and, for the rest of the journey, at a speed 1.4 times her initial speed. If Sunita traveled a total distance of 33.3 km in 1 hour, what was the distance that Sunita traveled at a lower speed?
1
11.50 km
2
11.15 km
3
11.25 km
4
11.20 km