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

Suppose a researcher wanted to extract as much zinc ion as possible from solution a without any copper (ii) impurity. How many milliliters of solution b should

if you wanted to make the amount of sunlight received in your town the same length, what would you have to do ?

Darrin graphs the following inequality: y > -3x -5. Does the side of the line with all solutions (the shaded region) include the test point (0,0)?

Pls answer 1 + 1 this is too hard

The day before the drawing of a $600 million Powerball letter, you notice that a line of people waiting to buy their Powerball tickets is stretched outside the

identify five factors that may lead to youth not being innovative in organising awareness campaigns that address substance abuse in your community

A student should conduct research for an essay to gather the . or the details ?

How many moles of HCl are in 57 mL of 0.17 M HCl ?

171) Sociology studies why a person decides to join certain groups. A) False B) True

What causes a quadratic formula to have negative roots?