rochellea57 rochellea57
  • 05-03-2022
  • Mathematics
contestada

the mean of 18,21 and 36 is equal to the mean of 20 and what number

Respuesta :

Magnolia321 Magnolia321
  • 05-03-2022

Answer:

30

30+20=50 and 50/2=25

So 20+ x = 50 because 25 times 2 is 50.

x=30

Hope it helps.

Answer Link

Otras preguntas

The reciprocal of a number is added to three.The result is the quotient of 25 and the number. Find the number
Describe the concept of natural selection, using the Galapagos finches as an example. Imagine you were trying to explain the concept to someone who did not know
Three states that rejoined the United States in 1868 were
If 46 people can fit into 64 square teet. Which proportion should you use to estimate how many people are in a 600 square foot area?
Name the different divisions of animals according to their habitats​
organized government is a part of which of the 5 characteristics that make up a civilization
A sample of iodine is easiest to ship as a powder because it is , making it easy to break into small pieces. Helium is less than the elements that make up the a
How to save money and use it in the correct way 2 paragraphs
find the range 5 15 10 20 15 10 15
What number is greater than 271,680 but less than 276,108