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1, 2, 3 અને 5 માંથી સૌથી નાની અવિભાજ્ય સંખ્યા કઈ છે?

A5
B3
C2
D1
Answer & Solution
Correct answer: C. 2
અવિભાજ્ય સંખ્યા 1 કરતાં મોટી હોવી જોઈએ અને 2 ને 1 તથા પોતાના સિવાય અન્ય કોઈ અવયવ નથી, તેથી તે સૌથી નાની છે.
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