matthewyork2063 matthewyork2063
  • 03-08-2018
  • Mathematics
contestada

If the average of 12 numbers is 14 and the average of 4 of those numbers is 18, what is the average of the other eight numbers?

Respuesta :

ciara180
ciara180 ciara180
  • 03-08-2018

(8 + X + Y)/3 = 12

multiply both sides of the equation by 3 to get 8 + X + Y = 36

subtract 8 from both sides of the equation to get X + Y = 28

So, the sum of the 2 missing numbers is 28

Answer Link

Otras preguntas

What percentage of total calories from fat should you consume daily? A. 15 B. 25 C. 30 D. 35
how did the french revolution affect independence movements in latin america?
felicia poked herself while disposing of a needle that she had just used to administer medication to a patient. she was later tested for infection from this nee
what is good static flexibility
Long speach about what can do the students to stop or least minimize the cases of bullying
which characteristics is common to renewable energy resources?
How might you determine if the patient is leaving with a full understanding of the treatment plan?
what term describes the behaviors between males and females of the same species for the purposes of mating?
Genital herpes is a. caused by hiv. b. a lifelong infection. c. diagnosed by an abnormal pap smear. d. characterized by a yellow coloring of the skin.
Which equation is in slope-intercept form and represents a line with slope 0 through the point (2, 3)?