Answer:
Option (d) is wrong.
Step-by-step explanation:
Slope is:
- rise over run
- The rate of change of a line
- Change in y over the change in x
- <em><u>The ratio of vertical change  to the horizontal change. </u></em>
It can be given by mathematically as follows :

Hence, the option which is not a description of slope is (d) "the ratio of horizontal change compared to vertical change"
 
        
             
        
        
        
Answer:
it is
Step-by-step explanation:
0.75. or that's at least what Google told me
 
        
             
        
        
        
Answer:
Step-by-step explanation:
The submarine is underwater for 6 seconds. The submarine hits the water after 1 second and comes back up at the 7th second.
 
        
             
        
        
        
Answer:

Step-by-step explanation:

Add 4 to both sides

Divide both sides by 3

Hope this helps!
(Please mark brainliest)