एक कस्बे की जनसंख्या 8000 है। वर्ष 1 में यह 5% बढ़ता है और वर्ष 2 में 4% गिरता है। अंतिम जनसंख्या?
A7975
B8200
C8120
D8064
Answer & Solution
Correct answer: D. 8064
1.
वर्ष के बाद 1: 8000 * 1.05 = 8400.
2.
वर्ष के बाद 2: 8400 * 0.96 = 8064।
3.
तो अंतिम जनसंख्या 8064 है।
_स्रोत: एसएससी सीजीएल मात्रात्मक योग्यता (प्रतिशत), R.S.
अग्रवाल शैली और मानक अभ्यास_
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