Question

Two classmates R and S stand at points U and V respectively. R starts toward V from U at a speed of (x – 5) km/h. After 3 hours, S starts toward U from V at a speed of (x + 5) km/h. They meet exactly at the midpoint of UV. If UV = 360 km, find the time taken by R to go from U to
V.

A 18 hrs
B 20 hrs
C 12 hrs
D 10 hrs
E None of these
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