alleryدونوں سروں سے نمبروں کو جوڑ کر، 1 + 2 + 3 + ... + 100 کیا ہے؟
A5000
B5100
C5151
D5050
Answer & Solution
Correct answer: D. 5050
50 جوڑے ہیں، جن میں سے ہر ایک کا خلاصہ 101 ہے، لہذا کل 50 x 101 = 5050 ہے۔
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