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

among the qualities listed on the human relations scale, the most important one for the building new relationship is?
One-half of a number is -12. Find the solution ???
What Canadian city is across a body of water from New York
1. Why are there active volcanoes along the Pacific coast in Washington and Oregon but not along the East coast of the United States?
Question: 35/8 ( write as mixed number ) Please help me very very quickly!!!!!!!!!!!!!!!!!!!
Any number that is divisible by 3 is also divisible by 9.Find a counterexample to show that the conjecture is false.18274548
I = {1, 2} List all possible subsets of the given set.
What is the difference between displacement and double displacement reactions?Write equations for these reactions?
. What are three factors that could contribute to a source not being credible?
Kim estimates that the faucet in her kitchen drips at a rate for 1 drop every 2 seconds. Erik wants to klnow how many times the faucet drips in a week.