Victorlopezcarrasco Victorlopezcarrasco

03-06-2017
Mathematics

contestada

The average of three numbers is 94. The average of four different numbers is 87. What is the weighted mean of all the numbers together?

Respuesta :

Аноним Аноним

03-06-2017

((94 * 3) + (87 * 4)) : 7 = (282 + 348) : 7 = 630 : 7 = 90 - answer.

Answer Link

Otras preguntas

Find the value of x for 10

Going Green has begun to offer its employees the option of buying stock in the company as a benefit because they do not offer a retirement package. What employe

To reverse the obesity epidemic among children in the U. S., efforts should focus on a variety of supporting strategies throughout the schools and community.

Mr. Li records the measures of the lengths of his students’ handprints. The lengths, in centimeters, are shown in the table. A 7-column table with 3 rows. The f

The respiratory systems of birds are very efficient at providing oxygen to the blood, which is necessary for birds to expend the energy necessary to fly. What f

There have been a number of amendments added to the Constitution of the United States that deal with voting. The 15th Amendment was passed in 1870 after the Civ

What is a set of outputs for y=2x

PLEASE HELP WILL MARK AS BRAINLIEST!!!!!!!!!!!!!

Determine the pH of a 0.100 M solution of hypobromous acid, HBrO, at 298K. The Ka-2.06 x 10-9 HBrO ⇌ H+ + BrO-1

How does this graph explain the risk associated with gang involvement? The longer someone is in a gang the more crimes committed. The longer someone is in a ga