allery13 کی فہرست 2, 3, 5, 7, 11, 13 میں کون سا پرائم ہے؟
A15
B17
C19
D21
Answer & Solution
Correct answer: B. 17
سیریز پرائمز کو ترتیب سے درج کرتی ہے، اور 13 کے بعد پرائم 17 ہے کیونکہ 15 3 سے قابل تقسیم ہے۔
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