Question

A person covered 80 km at a speed of 'z' km/h and then another 100 km at a speed of (3z/2) km/h. If the total time taken for the journey was 320 minutes, find the value of 'z'.

A 27.5 km/h
B 45.5 km/h
C 56.6 km/h
D 20.5 km/h
E None of these
Practice Next

More Time and distance Questions

Relevant for Exams:

Hey! Ask a query