27 और 300 का मध्यानुपाती ज्ञात कीजिए।

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SSC CGL 2022 Tier-I Official Paper (Held On : 07 Dec 2022 Shift 4)
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  1. 90
  2. 45
  3. 135
  4. 180

Answer (Detailed Solution Below)

Option 1 : 90
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प्रयुक्त सूत्र:

यदि a और b का मध्यानुपाती x है, तो

a / x = x / b या x2 = ab

गणना:

मान लीजिए कि x अपेक्षित मध्यानुपाती है तो,

x2 = ab

⇒ x2 = 27 × 300

⇒ x= 8100

⇒ x = 90

मध्यानुपाती = 90

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