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The difference of two number is 8 and 1/8th of their sum is 35. The number are?

132, 140
128, 136
124, 132
136, 144

Correct Answer: 136, 144

Explanation:

Let the number be x and (x + 8)
Then, 1/8[x + (x + 8)] = 35
⇒ 2x + 8 = 280
⇒ 2x = 270
∴ x = 136
So, the number are 136 and 144.

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