Answer: 28
Step-by-step explanation: 80 x 0.35 = 28
First one costs $720, second costs $700 so the second one the<span> 1,000 dollar computer discounted to 30%</span>
In the year 2009 there were 3500 birds on an island. If the bird population is declining 2.2% per year it means that in the year 2014 we will have 3500*

= 3131.57 birds.
The best prediction is that in the year 2014 the bird population will be 3132.