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As per your syllabus, the sum 1 + 2 + 3 +... + 100 equals which value?

A10000
B5000
C1010
D5050 (= 100 × 101 / 2)
Answer & Solution
Correct answer: D. 5050 (= 100 × 101 / 2)
As per your syllabus, S₁₀₀ = 100 × 101 / 2 = 5050.
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