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  9. Q149

BPSC (Bihar PCS) 2018 · Question 149 of 149

If 3^(x+8) = 27^(2x+1), then the value of x is

Mental Ability

  1. A9
  2. B1Correct
  3. C-1
  4. D10
  5. E-10

Answer: B. 1

Explanation

3^(x+8) = 27^(2x+1) = 3^(6x+3), so x+8 = 6x+3, giving x = 1.

Source: Vision IAS

← Q148View full paper (149 questions)

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