Given:
The arithmetic mean of three consecutive even integers is 20.
To find:
The equation that can be used to find the integers.
Solution:
Let the three consecutive even integers are x, x+2 and x+4.
We know that,

The arithmetic mean of three consecutive even integers is:

It is given that, mean = 20. So,

Therefore, the correct option is E.
Answer:
-8a -8b + 8c
Step-by-step explanation:
-8(a + b - c)
-8 x a is -8a
-8 x b is -8b
-8 x -c is 8c
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<u>-8a -8b + 8c</u>
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I Hope That This Helps! :)
Answer:
18
Step-by-step explanation:
Answer:
Step-by-step explanation:
Let the invested amount is x.
<u>Then the interest amount is:</u>
- x*5*2.25/100 = 675
- 0.1125x = 675
- x = 675 / 0.1125
- x = 6000
Correct choice is A
Answer:
8 to 20 miles
The covered wagon made 8 to 20 miles per day depending upon weather, roadway conditions and the health of the travelers. It could take up to six months or longer to reach their destination.
Step-by-step explanation: