Answer:

Step-by-step explanation:
If there is 1500 cellular phones per 1000 people, then the number of phones per person is:

Now we know that 
Answer:
choice b because it is constantly going up the same amount.
The constant rate = 20 ft / 5 seconds = 4 feet per second
Find the chart that shows an increase of 4 feet for every second the balloon travels.
Answer:
do yr work lazey
Step-by-step expl
you will find this very intersting
See the attachment below.
Hope it helps!