alleryवर्गों का संचयी योग 1, 5, 14, 30, 55 देता है। अगला कुल योग क्या है?
A96
B90
C85
D91
Answer & Solution
Correct answer: D. 91
अंतर वर्ग संख्याएँ 4, 9, 16, 25 हैं, इसलिए अगला अंतर 36 होगा और 55 + 36 = 91।
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