Ted weighs twice as much as Julie. Mike weighs three times as much as Julie. Together, Ted, Mike, and Julie weigh 210 lbs. What is the weight of each person? Julie weighs a0 pounds, Ted weighs a1 pounds, and Mike weighs a2 pounds.

Respuesta :

let Julie's weight be x
ted's weight = 2x
mike's weight = 3x
..
all three weigh 210lbs
..
x+2x+3x=210
6x=210
divide by 6
x=210/6
x=35
julie's weight = 35 lbs.
Ted's weight = 2x
= 2*35=70 lbs
Mike's weight = 3x
= 3*35=105 lbs
CHECK
35+70+105=210 lbs
If you add 30, 70, and 1