tomiisthebest tomiisthebest

17-07-2017
Mathematics

contestada

The mean of seven numbers is 12.0. When one new number is added , the average of eight numbers becomes 12.5 . What is the new number?

Respuesta :

Аноним Аноним

17-07-2017

(12 * 7 + n)8=12.5
(12 * 7 + n)= 100
N= 16. The new number will be 16. Hope this helps. :)

Answer Link

ajloveshunter1234 ajloveshunter1234

17-07-2017

I agree that the answer is 16. Just plugging the number into a equation equaled to 100

Answer Link

Otras preguntas

According to the lecture, all of the following are examples of environmental factors that influence mental health disorders EXCEPT: A. Death of a family member

Parallelogram DEFG is graphed on the coordinate plane. It has coordinates D(4, 1), E(10, -3), F(p, -4), and G(-5, q). Solve for p and q. Simplify any radicals.

Which best describes this scenario? genetic engineering gene therapy cloning selective breeding

Why did the us government incarcerated Japanese Americans

Where does the book icon of the Help file take you? to the Help home page to the Help home page to a section to browse Help by category to a search bar that let

(50points + brainliest) 2+2=?

The reflex that results in one quickly removing one's hand from a hot stove is the ____________ reflex.

(3y²-4y+1)+(-y²+y-2) needs to be simplified

(20 is “they wait for”) help me with this please

Your friend Monica loves to critique art. She thinks she would like a career where she could critique art and help museums choose the best pieces for their coll