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Q
Among three numbers, the first is twice the second and thrice and third. If the average of the three numbers is 49.5,...
Solution
Let the three numbers be a, b and c
first is twice the second
⇒ a = 2b
⇒ b = a/2
first is thrice and third
⇒ a = 3c
⇒ c = a/3
Sum of the three numbers = a +...
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