alleryਦੋਵਾਂ ਸਿਰਿਆਂ ਤੋਂ ਨੰਬਰਾਂ ਨੂੰ ਜੋੜ ਕੇ, 1 + 2 + 3 + ... + 100 ਕੀ ਹੈ?
A5000
B5100
C5151
D5050
Answer & Solution
Correct answer: D. 5050
50 ਜੋੜੇ ਹਨ, ਹਰੇਕ ਦਾ ਜੋੜ 101 ਹੈ, ਇਸ ਲਈ ਕੁੱਲ 50 x 101 = 5050 ਹੈ।
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