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

write a system of equations and solvea class of 195 students went on a field trip. They took 7 vehicles,some cars and some buses. find the number of cars and nu
What's the word for looking down on others; proud and scornful
round to the nearest hundredth 5.6192
which designer started as a fashion illustrator before focusing on industrial design?
explain in steps how to graph this linear inequality 2x+3y > -2
if Xx8=y is the rule,and the value of x is 4, what is the value of y
Your friend is asked to differentiate between evaporation and boiling.what questions could you ask to make him to know the difference between evaporation and bo
What's the term for: unwilling to bend; unyielding
Solve the quadratic by factoring 2X²-2X-12=0
Which of the following steps is not critical in the creation of Bt corn?a.Cut out a piece of DNA from a DNA molecule.b.Splice a piece of DNA into DNA from anoth