allery5، 10، 15، 20 کا فرق 6، 11، 21، 36، 56 بنتا ہے۔ اگلا نمبر کون سا ہے؟
A76
B86
C81
D80
Answer & Solution
Correct answer: C. 81
خلا 5، 10، 15، 20 ہے، لہذا اگلا فرق 25 اور 56 + 25 = 81 ہے۔
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