answersLogoWhite

0


Best Answer

The Answer is 26

User Avatar

Wiki User

12y ago
This answer is:
User Avatar

Add your answer:

Earn +20 pts
Q: If the average of these four numbers are 21 find the missing number the numbers are 12 18 28 and?
Write your answer...
Submit
Still have questions?
magnify glass
imp
Related questions

How do you find the missing number in a set of numbers where the average is given?

The average of a set of numbers is defined as the sum of those numbers divided by the number of numbers. If the average is given, multiply that by number of items in the set including the missing number. Subtract the sum of given numbers from this quotient and the missing number is revealed.


How to find the missing number if median is given?

The median is the middle number. If there is an odd number of numbers in the set, the median is the middle number, and the only way to find the missing number is if the median is the missing number. If there is an even number of numbers in the set, the median is the average of the two middle numbers, and the only way to find the missing number is if the median is one of those two numbers. If it is, you can take the median and the one of the two numbers you know. Use the formula (# +#)/2=median and solve.


If the average of these four numbers is 21 find the missing number from 12 18 28?

23


How do you find the missing number of the average?

Given the average,find the missing numbr in a set by following these steps: 1.Multiply the average by the number of items in the set. 2.Add the given numbers ni the set. 3.Find the difference of the product in step 1 and step2.


How do you find a missing number of the formula rectangular prism?

The answer depends on what number is missing and what numbers are known!


How do you work out missing number addition if the bottom number is smaller than the top number?

you find out missing numbers in addition by subtracting the numbers that are writen


What are the missing numbers in this series XX33772365?

the missing number in the series 1,4,27.----.3125 is 81,35,729,256,115 .Please help to find the missing number.


How do you find the missing number if you have the mean?

Add all the numbers and divide it by however many numbers you added, then that's how you get the missing number to help you complete the mean.


What is a average number?

The Average number is the average of the numbers you're trying to find. To find the average number, you must add up all the numbers first and then divide by the number of numbers. Trust Point Me if this helped, Thanks!


How do you do average of a lot of numbers?

To find the average of a list of numbers, add the numbers and divide by the number of numbers in the list.


What is the missing number pattern 2 blank 5 blank 14 blank 122?

using mental math to find the missing numbers. make 8 12345 _ _ _ _ 4 what are the missing numbers Make 6 0 _ _ _ 6 _ _ _ what are the missing numbers


How do you find the mean of a number?

You can easily find the mean of a group of numbers by getting the average. You can do that by simply adding up all of the numbers and then dividing that number by the number of numbers that you have.