glendyalvearort7ri glendyalvearort7ri
  • 04-05-2018
  • Mathematics
contestada

28 32 21 22
The mean is 24.4 what is the 5th number

Respuesta :

mybby mybby
  • 04-05-2018
The awnser has to be 26??
Answer Link
luvie29 luvie29
  • 04-05-2018
set up an equation with x as the variable for the missing number

(28+32+21+22+x)/5 = 24.4

multiply both sides by 5

28+32+21+22+x = 5(24.4)

simplify (add and multiply)

103+x = 122

subtract 103 from both sides

x = 122-103

simplify

x = 19
Answer Link

Otras preguntas

A marble is dropped from a height of 1m a. How long will the ball be in the air before it strikes the ground? b. What was the average velocity of the ball durin
What is the definition of a foll?
What does liability insurance cover? A. Medical bills for yourself and anyone else in your car in case of an accident B. The bills for yourself and your car if
Sodium nitrite (NaNO2) reacted with 2−iodooctane to give a mixture of two constitutionally isomeric compounds of molecular formula C8H17NO2 in a combined yield
_ + 41 = -18 PLEASE HELP if you get this one right you will get 10 points, and i will have a similar question up next so you will have a chance to win 20 point
What do roger and fry and clement greenberg have in common
List the 5 basic elements of a reflex arc.
A particle moves along a straight line with a velocity in millimeters per second given by v = 301 - 16t2 where tis in seconds. Calculate the net displacement Δs
Can someone please help me out ??
sollve for x (x-5)=4x-5