tee1811 tee1811

05-03-2021
Mathematics

contestada

eight values have a mean of 7. a ninth value is added. the new mean is 9. what is the new value

Respuesta :

nuraleeyasyahirah02 nuraleeyasyahirah02

05-03-2021

Answer:

25 because the 8 values must times with 7 and will get 56. when the ninth value added , let the ninth value as y , 56+y , the new mean is 9 . so it will be like this , 56+y over 9 times with 9

Answer Link

Otras preguntas

X/x es un entero tal que 4+x=3

West Corp. issued 15-year bonds two years ago at a coupon rate of 7.6 percent. The bonds make semiannual payments. If these bonds currently sell for 106 percent

In each pair, choose the atom which has the highest first ionization energy based on its position in the Periodic Table. Sr or O A) Sr B) O C) They are equal D)

a radio station broadcast ona wavelength 150 metres at a frequency of 200kHz.calculate the velocity of radio waves

What is the term used to describe the activation of a prophage?A. InductionB. AdsorptionC. ActivationD. TransformationE. Lysogeny

36.The figure below shows the reading on a burette after 55 drops of a liquid have been used. cm³ 10 20 -30 #0 40 50 If the initial reading was at 0cm mark, det

Emily has the flu, which is caused by the influenza virus. She is hoping to feel better before her volleyball tournament this weekend, so she asked her doctor f

i only need answers 1-4 but i need all work to be shown to understand.

Whe are Performance baselines created?

What is the locational arithmetic form representation of the number 10?a) X¹0b) 10!c) 0xAd) 2¹0

Q&A Education