साधारण ब्याज पर निवेशित एक धनराशि 10 वर्षों में स्वयं की 5 गुनी हो जाती है। यह 25 वर्षों में कितनी गुनी हो जाएगी?

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UP Police SI (दरोगा) Official PYP (Held On: 25th Nov 2021 shift 3)
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  1. 13
  2. 11
  3. 9
  4. 15

Answer (Detailed Solution Below)

Option 2 : 11
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UP Police SI (दरोगा) Official PYP (Held On: 2 Dec 2021 Shift 1)
160 Qs. 400 Marks 120 Mins

Detailed Solution

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दिया गया है:

लिया गया समय (T) = 10 वर्ष

प्रयुक्त सूत्र :

गणना :

मिश्रधन = P

S.I = 5P - P = 4P

4P = 

⇒ 4P = 

⇒ R =  = 40%

25 वर्षों के बाद, साधारण ब्याज = 

⇒ 10P

25 वर्षों के बाद की मिश्रधन = 10P + P = 11P

स्पष्ट रूप से, यह 11 गुना हो जाती है।

∴ उत्तर 11 है।

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