Question

A van travels 154 km in 1/3/4 hours (one whole number three over four). Find its speed in km/h

Answer 1

88 hrs

Explanation:

1/3/4 = 7/4hr ; 7/4 = 1.75hr (the number of hours used to travel for 154km)

154/1.75 = 88 (the number of km van travels per hour)