trupti4321
trupti4321 trupti4321
  • 25-11-2020
  • Mathematics
contestada

If the mean of 10,12,9,x and 8 is 11.Find the value of x.
If you answer this question I will mark you as brainliest.

Respuesta :

ackahedem582
ackahedem582 ackahedem582
  • 25-11-2020

Step-by-step explanation:

Mean = (10 + 12 + 9 + x + 8)/5

11 = (39 + x)/5

multiplying through by 5 gives:

55 = 39 + x

55 - 39 = x

hence x = 16.

Answer Link

Otras preguntas

it's generally recommended that athletes consume approximately____ percent of their daily calories?
There are 376 stones in three piles. The second pile has 24 more stones than the first. The third pile has twice as many stones as the second. How many stones i
When organisms must compete for resources, they will usually have a ____________ distribution. a. uniform b. random c. clumped d. competitive
The density of mercury is 13.6 g/mL. What is the volume of a 155-gram sample of mercury?
Electrolysis of a dilute solution of aqueous sodium chloride results in the cathode product a. Sodium b. Hydrogen c. Chlorine d. Oxygen e. peroxide
what did fascists believe was necessary to achieve order in a society
Which is closest to 0.5? 0.4, 0.505, 0.449, 0.48 or 0.53?
Find the 40th term of this arithmetic sequence.
What does tengo mean in Spanish?
What reasons does Palmer give to justify the arrest of communists in the United States?