zannathussain1121 zannathussain1121

02-05-2021
Mathematics

contestada

The mean age of 5 people in a room is 33 years. A person enters the room. The mean age is now 37. What is the age of the person who entered the room?

Respuesta :

musiclover10045 musiclover10045

02-05-2021

Mean is the average,

The total ages with 5 people would be 5 x 33 = 165

the total ages with the 6th person is 6 x 37 = 222

The age of the 6th person is 222 - 165 = 57 years old.

Answer Link

Otras preguntas

A flight instructor charges $50 per lesson, plus an additional fee for the use of his plane. The charge for the use of the plane varies directly with the square

If ab = 10 and a2 + b2 = 30, what is the value of (a + b)^2?

The unstated purpose of the Alien and Sedition Acts was to (A) unite the nation in time of danger (B) deport immigrants who were becoming too numerous (C) prote

What are abiotic factors of the enviroment lynx

China, Korea, and Japan share cultural similarities in part due to their (1) clashes with Russian imperialists (2) shared river systems (3) contacts through tra

Please I have the answers I just want to double check them and Solvekey: B=42 A=93 N=29 X=361. (b-7)(2b-7)2. (4a-4)(5a-7)3. (5n-6)(4n+7)4. (2n=8)(8n+3)5. (6x

What is 1997 from 2014????????????

how do day and nightat uranus's equator change asthe uranus revolves around the sun?

USE A NUMBER LINE TO FIND 8/9 / 8/45.

What is 1997 from 2014????????????