allery1 மற்றும் 20-க்கு இடையே எத்தனை பகா எண்கள் உள்ளன?
A7
B8
C9
D6
Answer & Solution
Correct answer: B. 8
1 மற்றும் 20-க்கு இடையே உள்ள பகா எண்கள் 2, 3, 5, 7, 11, 13, 17 மற்றும் 19 ஆகும். மொத்த எண்ணிக்கை = 8.
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