Answer :
Answer:
he ends up on floor 14
the highest difference between the floors has been 6
the highest change in floors at one time is 5(down)
Step-by-step explanation:
20-4=16
16+9=19
19-5=14
Answer:
he ends up on floor 14
the highest difference between the floors has been 6
the highest change in floors at one time is 5(down)
Step-by-step explanation:
20-4=16
16+9=19
19-5=14