mariamkhatun81716 mariamkhatun81716

02-07-2020
Mathematics

contestada

The following are the ages (years) of 5 people in a room: 12, 20, 22, 22, 23 A person enters the room. The mean age of the 6 people is now 23. What is the age of the person who entered the room?

Respuesta :

eviejcody eviejcody

02-07-2020

Answer:

39

Step-by-step explanation:

12+20+22+22+23=99

new mean=23

23*6=138

138-99=39

Answer Link

Otras preguntas

How does the author effectively describe the experience of watching an elizabethan play? -the author uses a serious tone and a third-person point of view to eff

define disposition as used in the article

what is a factor in math?

the amount of heat needed to raise the temperature of 1 kilogram of water 1 degree celsius. glucose calorie amino acid gram

What types of exercises for stomach

How does water and its ability to bond in different ways help an organism?

what is - x when x=12

how do you do number 2

what were two disadvantages the colonies faced in starting a war with england? lack of money and equipment needed a cause lack of strong leaders lack of organiz

if (72)x = 1, what is the value of x? explain your answer