Answer:

Explanation:
The Standard form is also called "Scientific notation" and have the following form:

Where
and "b" is an integer.
You know that a day is
long.
Then, in order to find how many days are in
(let's represent this number of days with "x"), you need to follow these steps:
1. Write
in Standard form. Move the decimal point 6 places to the left. Then:

2. Set up this proportion and solve for "x":

3. Apply the Quotient of powers property, which states that:

Then:

4. Move the decimal point one place to the right, because it must be after the first digit. Then you get:
