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!!!! How closely does the Jewish calendar coincide with the solar calendar every 19 years? Be specific and explain.
Choose two. Possible reasons for the interaction between pastoral and agrarian societies include _____. 1.changes in climate 2.overpopulation 3.the development
What was the Incas' greatest achievement?
what feature does this building have that tells you it's a roman design
A duck flew at 18 miles per hour for 3 hours, then at 15 miles per hour for 2 hours. How far did the duck fly in all? A. 69 miles B. 75 miles C. 81 miles D. 84
Kay builds a 1/6 scale model of a train. The actual train is 42 1/2 feet long. How long is the model
why does tap water or pool water typically test positive for the presence of chlorine
Shannon is putting a fence around the garden ,except where there is a gate that is 3 feet wide .one foot of the fence cost $43. the cost of the gate is $128.wri
What does this phrase mean "One if by land, two if by sea."
The maximum amount of personal freedom would be found under a. .. A. communist gov. B. fascist gov. C. representative democracy D. all the above