allery100، 90، 80، 70، ... میں کون سی اصطلاح چلتی ہے؟
A50
B65
C60
D55
Answer & Solution
Correct answer: C. 60
سیریز 10 ہر قدم پر آتی ہے، لہذا 70 - 10 = 60۔
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