alleryکون سا جوڑا جڑواں پرائمز پر مشتمل ہے، پرائمز 2 سے مختلف ہیں؟
A19 اور 25
B13 اور 15
C11 اور 13
D17 اور 21
Answer & Solution
Correct answer: C. 11 اور 13
11 اور 13 دونوں پرائم ہیں اور 2 سے مختلف ہیں، جبکہ 15، 21 اور 25 جامع ہیں۔
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