If 1.6 : 0.6 :: 0.6 : x, find the value of x.

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RRB Group D 2 Sept 2022 Shift 2 Official Paper
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  1. 0.98
  2. 0.225
  3. 0.275
  4. 0.25

Answer (Detailed Solution Below)

Option 2 : 0.225
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Detailed Solution

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Given:

1.6 : 0.6 :: 0.6 : x

Calculation:

⇒ \( \dfrac{1.6}{0.6} \) = \( \dfrac{0.6}{x} \)

⇒ 160x = 36

⇒ 40x = 9

⇒ x = \(9\over40\)

∴ x = 0.225

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