allery20 থেকে পর্যায়ক্রমে 1, 2, 3, 4 বিয়োগ করলে 20, 19, 17, 14, 10 পাওয়া যায়। পরবর্তীতে কী আসবে?
A3
B4
C6
D5
Answer & Solution
Correct answer: D. 5
বিয়োগ করা মানগুলি হল 1, 2, 3, 4, তাই পরবর্তীটি হল 5 এবং 10 - 5 = 5।
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