UPSC CDS Math Speed, Time and Distance Questions

Question : 2 of 53

Marks: +1, -0

Three cars A, B and C started from a point at 5 p.m., 6 p.m. and 7 p.m. respectively and travelled at uniform speeds of 60 km /hr, 80 km /hr and x km /hr respectively in the same direction. If all the three met at another point at the same instant during their journey, then w hat is the value of x ?