Asked by Maison
Ray's weight is 3 times the weight of his sister. His dad weighs twice as much as Ray. Their total weight is 400 pounds. How much does each person weigh?
Answers
Answered by
drwls
What does this problem teach you about physics? Nothing.
Use algebra.
R = Ray's weight
S = Sis' weight
D = Dad's weight
R = 3S
D = 2R = 6S
S + 3S + 6S = 10S = 400
Take it from there.
Use algebra.
R = Ray's weight
S = Sis' weight
D = Dad's weight
R = 3S
D = 2R = 6S
S + 3S + 6S = 10S = 400
Take it from there.
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