Answer:
4 ft , 16 ft & 20 ft
Step-by-step explanation:
40 = x + 4x + 5x = 10x --> x = 4
Answer: $29.70
Step-by-step explanation:
250 times the annual interest (12%) is converted to 250 times .12 = 29.70
The population of California =
people.
Land area of California =
.
We have to determine the average number of people per square kilometer.
Average number of people per square kilometer =
Land area of California
Population of California
= 
= 
Therefore, the average number of people per square kilometer is
.
It is represented in scientific notation as Scientific notation is a way of writing very large or very small numbers. A number is written in scientific notation when a number between 1 and 10 is multiplied by a power of 10.
Answer:

Step-by-step explanation:
When finding the average of a set of numbers, we
- A) Add up all the numbers
- B) Divide that sum by the total number of numbers in the data set
Let's represent this with a formula, s being the sum of all numbers, n being the total number of numbers.

Since we <u>already know the sum</u> and we <u>know how many numbers there are</u> (8), we can substitute inside our expression
to find the average.
Therefore, the average of all these numbers is 11.25.
Hope this helped!