Answer:
i think E TO E
Step-by-step explanation:
Answer:
The Transcontinental Railroad
Step-by-step explanation:
Hope it helps you :)
Invested amount (P) = $300.
Time in years (t) = 2 years.
Balance after 2 years (A) = $329.49.
Let us assume rate of interest = r % compounds annually.
We know, formula for compound interest

Plugging values in formula, we get




Taking square root on both sides, we get





r=0.048.
Converting it into percentage by multiplying by 100.
r=0.048 × 100
r = 4.8 %
Therefore, the rate of interest on the account is 4.8% compounds annually.
Answer:
0.21
Step-by-step explanation:
The given expression is :

We need to solve it.
We know that,

So,

or

So, the value of the given expression is equal to 0.21.