alleryकार्ड दाखवतात 21, 29, 39 आणि 49. ज्यात दोन सकारात्मक विभाजक आहेत?
A21
B29
C39
D49
Answer & Solution
Correct answer: B. 29
फक्त 29 मध्ये दोन सकारात्मक विभाजक आहेत, 1 आणि 29, तर 21, 39 आणि 49 संमिश्र आहेत.
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