allery5, 10, 15, 20 ਬਿਲਡ 6, 11, 21, 36, 56 ਦੇ ਅੰਤਰ। ਅਗਲਾ ਨੰਬਰ ਕਿਹੜਾ ਹੈ?
A76
B86
C81
D80
Answer & Solution
Correct answer: C. 81
ਇਹ ਪਾੜੇ 5, 10, 15, 20 ਹਨ, ਇਸ ਲਈ ਅਗਲਾ ਪਾੜਾ 25 ਅਤੇ 56 + 25 = 81 ਹੈ।
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