![61497](/avatars/16858.jpg)
61497
26.06.2019 •
Mathematics
Nikita invests $2,000 into a bank account with a 4% annual interest rate. in seven years, which is the most expensive item she could afford to buy? a. a home theater system priced at $3,000 b. a beach vacation priced at $2,200 c. a sectional sofa priced at $2,700 d. a mountain bike priced at $2,500
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Ответ:
(D) A mountain bike
Step-by-step explanation:
Principal amount = $2000
Interest rate = 4%
Time (t) = 7 years
So, interest after 7 years (I) =![\frac{P\times R\times\ t}{100}](/tpl/images/0021/1800/0b53d.png)
=![\frac{2000 \times 4 \times 7}{100}](/tpl/images/0021/1800/18d6b.png)
= $560
Total amount = 2000+560
= $2560
So, he can afford anything whose price is under $2560.
Most expensive item she could afford to buy is a mountain bike priced at $2500.
Ответ:
$32.20
Step-by-step explanation:
46 - 0.30 * 46
= $32.20