Answer:
have you given the solution with questions or not
Answer:
I think this ans may help you
Let, snake catches the mouse in t hours. Till then mouse is travelling from
( t + 1.5 ) hours.
Distance, travelled by mouse in t hours is,
.
To catch the mouse snake had to travel the same distance d in t hours.
So,

Therefore, snake will catch mouse in 1.5 hours.
3/7≈0.429
I hope it will help you