Arithmetic 40671
The number 20 is the arithmetic mean of the eight numbers. Determine their sum.
Correct answer:
![](/img/71/means_math_1.jpg)
Tips for related online calculators
You need to know the following knowledge to solve this word math problem:
Grade of the word problem:
Related math problems and questions:
- Play with mean
The sum of few numbers is 450 and their mean is 50 and if another number 100 is included, the mean would be?
- AM of three numbers
The number 2010 can be written as the sum of 3 consecutive natural numbers. Determine the arithmetic mean of these numbers.
- Variance and average
Of the 40 values were calculated average mx = 7.5 and variance sx = 2.25. After we found the control to lack the two items of the values of x41 = 3.8 and x42=7. Correct the above characteristics (mx and sx).
- Average
The average of 5 numbers is 108. What is its sum?
- Represents 3753
Dana and Julka's numbers are different. Dana's number represents the eleventh root of Julkin's number. The sum of their numbers is 2050. Determine what number Dana has and what Julka has.
- Arithmetic average
The arithmetic mean of the five numbers is exactly 8. The sum of these four numbers is 30. What is the fifth number?
- The ratio
The ratio of the two numbers is 4, and their sum is 75. Determine both numbers.