मात्रात्मक योग्यता प्रश्न 228
प्रश्न: 3³⁰, 3⁶⁰ और 3⁹⁰ का औसत (अंकगणितीय माध्य) है
विकल्प:
A) 3⁶⁰
B) 3¹⁷⁷
C) 3²⁷+3⁵⁷+3⁸⁷
D) 3²⁹+3⁵⁹+3⁸⁹
Show Answer
उत्तर:
सही उत्तर: D
हल:
- अभीष्ट अंकगणितीय औसत (माध्य) = (3³⁰+3⁶⁰+3⁹⁰)/3 = 3²⁹+3⁵⁹+3⁸⁹
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