alleryএকটি ধারা 1, 2 দিয়ে শুরু হয় এবং প্রতিটি পদ পূর্ববর্তী দুটি পদের যোগফল। 6-তম পদটি কী?
A13
B11
C21
D15
Answer & Solution
Correct answer: A. 13
পদগুলি 1, 2, 3, 5, 8, 13 এভাবে চলে, তাই 6-তম পদটি হল 13।
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