Question

Two riders go against each other to the 9am of the people A and B located 130 miles away. The A cyclist stops pedalling at a constant speed of 30 km / h, and the cyclist from B, stops at 20 km/h. How far from A will he be found?

178 Km
110Kms
78 Km
93 Km

I know this doesn't makes much sense but I don't know what to do

Answer 1

C.78 km

Explanation:

They are covering the distance at a combined speed of:

30 + 20 = 50 km/h

Distance to be covered:

130 km

Time:

130/50

2.6 hours.

From A:

30 × 2.6

78 km