Answer:
135 minutes
Explanation:
Given
- Steve takes 120 minutes to climb top of mountain=x
- Steve takes 5 minutes to get ready to snowboard=y
- Steve takes 10 minutes to ride down the Mountain=z
Therefore
The total snowboard trip time= Time to climb mountain+ Time to get ready+ Time to ride down
=x+y+z
=120+5+10
=135 minutes