a sum of 640 is distributed among three girls a b c b get 70 more than a c get 80more b
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Answer:
let a=x
b= x + 70
c= x + 150
ATQ
a + b + c = 640
x + x + 70 + x + 150 =640
3x + 220 =640
3x = 640 -220= 420
x = 420/3=140
THEREFORE
a =140
b= 140 + 70 =210
c= 140+150=290
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