Yochanan walked from home to the bus stop at an average speed of 555 \text{km/h}km/hstart text, k, m, slash, h, end text. He immediately got on his school bus and traveled at an average speed of 606060 \text{km/h}km/hstart text, k, m, slash, h, end text until he got to school. The total distance from his home to school is 353535 kilometers, and the entire trip took 1.51.51, point, 5 hours.