Two cyclists start at the same point and travels directions. One cyclist travels 6km/h faster than the other. Than the other.

Question

If the two cyclist are 138km apart after 3 hours, what is the rate of each cyclist?

Answer 1

138 = (r + r + 6)*3

138 = 3(2r + 6)

138 = 6r + 18

120 = 6r

r = 20

20 and 26