the average of three numbers is 39. if the number is twice the second and the second is four times the third find the numbers
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4
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Answered by
14
Answer:
Let the third number be x
second number = 4x
first number =8x
as per given data
(x +4x+8x)/3=39
x+4x+8x=171
13x=117
x=117/13=9
so the three numbers are 9,36,72
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