Question

Rui Feng and Jun Wei represented there class in a 10km race. They started running at the same speed of x km/h. After 2km Rui Feng increased his speed with 1 km/h and ran the remaining distance at a constant speed of ​

Answer 1

Answer:

After 2Km , Rui Feng increased his speed by 1 Km/h and ran the remaini. Question 1122393: Rui Feng and Jun wei represent their class in a 10 Km race. They started running at the same speed of x km/h . After 2Km , Rui Feng increased his speed by 1 Km/h and ran the remaining distance at a constant speed of (X=1) Km/h .