alleryരണ്ട് അറ്റത്തുനിന്നുമുള്ള സംഖ്യകൾ ജോടിയാക്കുന്നതിലൂടെ, 1 + 2 + 3 + ... + 100 എന്താണ്?
A5000
B5100
C5151
D5050
Answer & Solution
Correct answer: D. 5050
50 ജോഡികളുണ്ട്, ഓരോന്നും 101 ആയി സംഗ്രഹിക്കുന്നു, അതിനാൽ ആകെ 50 x 101 = 5050 ആണ്.
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