Everyone 63334

There are three times more children in the gym than adults. The average age of adults is 44 years. What is the average age of children if the total average age of everyone in the gym is 20?

Correct answer:

x =  12

Step-by-step explanation:

 3a x + a 44 = 20   (3a+1a)  3 x+1 44=20 (3+1)  3x=36  x=336=12  x=12

Did you find an error or inaccuracy? Feel free to write us. Thank you!

Tips for related online calculators
Looking for help with calculating arithmetic mean?
Looking for a statistical calculator?
Do you have a linear equation or system of equations and are looking for its solution? Or do you have a quadratic equation?

You need to know the following knowledge to solve this word math problem:

Related math problems and questions: