alleryپہلے چار پرائمز کے مربع ہیں 4, 9, 25, 49۔ پانچواں کیا ہے؟
A169
B100
C81
D121
Answer & Solution
Correct answer: D. 121
اصطلاحات پرائمز 2، 3، 5 اور 7 کے مربع ہیں، تو اگلا 11 مربع ہے، جو 121 ہے۔
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