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If second no is twice the first no and first no is thrice
the third no.Their avg is 20.Find the greatest no?
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Answer Posted / vikram
let x,y,z be numbers in order
y=2x,x=3z
(x+y+z)/3=20
(x+2x+(x/3))/9=20
solving
x=18
y=36
z=6
so largest is y=36
| Is This Answer Correct ? | 64 Yes | 6 No |
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