Word problem

Question

Josephine walked to brundi and then trotted back home. She walked at 2 miles per hour and trotted at 4 miles per hour. How far was it to brundig if her walking time was 2 hours longer than her trotting time?

Answer 1

Josephine walked to  Brundi = xmiles

 

speed= distance /time

 

2=x/t

x=2t

 

at return journey

 

4=x/t-2

x=4t-8

 

2t=4t-8

2t=8

t=4

 

2=x/t

 

2=x/4

 

x=8miles