Question

The graph shows an elevator’s height, in feet, as it moves between floors, over time, in seconds.

For which values of t (time) is the height of the elevator increasing from 20 ft to 40 ft?



A.
from t = 5 to t = 6

B.
from t = 6 to t = 8

C.
from t = 8 to t = 11

D.
from t = 11 to t = 14

Answer 1

http://static.k12.com/calms_media/media/1522000_1522500/1522042/1/f7bfbe4598442fbbc7e62bf572fdd5e8685997db/MS_IMC-140831-106124.jpg

Answer 2

B

Answer 3

thank you

Answer 4

Can i has medal?

Answer 5

yes

Answer 6

:D