Question

9.
One-third of a
certain journey was
covered at a rate of 25 km/hr, one-fourth
at the rate of 30 km/hr and the rest at the
rate of 50 km/hr. Find the average speed
per hour for the whole journey.
1
1
(1) 33 – km/hr
3
(2) 66 – km/hr
3
1
(3) 36 = km/hr (4)63 km/hr
1 6
1 6​

Answer 1

Answer:

(4)63 km/hr is answer dear friend