Here ya go. Hope this helps. Have a great day
Answer:
18
Step-by-step explanation:
Answer:
2011
Step-by-step explanation:
Here is the formula.

A = Final Value
P = Starting Value
R = Rate
N = Time in Years
A = 8,000,000,000
P = 5,400,000,000
R = 0.0195
N = Time in Years
Solve for n.
20.35 Years from 1990; so sometime in 2011 the population would be 8 billion.
Answer:
Step-by-step explanation:
Maybe this will help
Hi!

<em>Plug in </em>
for 

<em>Multiply </em>
<em>and </em>

<em>Add </em>
<em>and </em>

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Betty's percentage is 15%.
The rate of change is the amount it changes for every missing assignment, therefore it would be -5.