Question

A man walks 20 km then travel certain distance by train and by bus as far as twice by train, if the whole journey is of 80km ,how far did he travel by train

Answer 1

Answer:

let distance traveled by train be x

distance traveled by bus is 2x

x+2x+20=80

3x=60

x=20

train travel=20 km

Answer 2

Answer:

He traveled 20 km by train and 40 km by bus. let the distance travelled by train be x and the distance travelled by bus be 2x then x+2x=80-20

3x=60

x=60÷3=20