Question 41Asked in BPSC TRE 3.0 (2024) Hindi Class 6-8

If (1/5)^(3x) = 0.008, then the value of (0.25)^x isयदि (1/5)^(3x) = 0.008 हो, तो (0.25)^x का मान है

यदि (1/5)^(3x) = 0.008 हो, तो (0.25)^x का मान है
  1. A4.04.0
  2. B0.250.25
  3. C1.01.0
  4. DMore than one of the aboveउपर्युक्त में से एक से अधिक
  5. ENone of the aboveउपर्युक्त में से कोई नहीं
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Correct answer: (B) 0.250.25

Explanation

(1/5)^(3x) = 0.008 = (1/5)^3, so 3x = 3 and x = 1. Then (0.25)^x = 0.25.(1/5)^(3x) = 0.008 = (1/5)^3, अतः 3x = 3 और x = 1। तब (0.25)^x = 0.25।

From BPSC TRE 3.0 (2024) Hindi Class 6-8 — Previous Year Paper

This is question 41 of BPSC TRE 3.0 (2024) Hindi Class 6-8 — Previous Year Paper. See all questions of this paper with answers, or attempt the paper as a timed online test to get your score and all-India rank.