yhbgvfcd4036 yhbgvfcd4036
  • 04-09-2017
  • Mathematics
contestada

Mary is twice as old as sam. joe is three times as old as mary. the sum of the ages of sam, mary, and joe is 72. how old is each person

Respuesta :

samueltancw
samueltancw samueltancw
  • 04-09-2017
Mary is 21.6 years old
Sam is 43.2 years old
Joe is 7.2 years old
Answer Link

Otras preguntas

Please Help! Show all the steps! What is the solution of the system of equations? 3x + 2y + z = 7 5x + 5y +4z = 3 3x +2y +3z = 1
What are global interactions?
jina received a $80 gift card for a coffee store. she used it in buying some coffee that cost $8.39 per pound. after buying the coffee, she had $29.66 left on h
Do you prefer to qpply formats before text is typed while typing or after typing?
This image shows the tops of several multicolored straws. In what ways does this image show unity and variety? Select three options. 1. unity in shape 2. unity
Simplify: 36÷(–3) + 2(27÷3 x -2).
find the final amount of money in an account if $4,300 is deposited at 4% interest compounded semi-annually and the money is left for 5 years
could u pleas show the work
Which river is east of the Andes Mountains
What’s the answer for #5 everyone keeps putting different answers