allery2, 3, 5, ?, 11, 13 എന്നീ പട്ടികയിൽ ഒരു പ്രൈം ഇല്ല. ഏതാണ്?
A6
B8
C7
D9
Answer & Solution
Correct answer: C. 7
5 നും 11 നും ഇടയിലുള്ള പ്രൈം 7 ആണ്, കാരണം 6, 8, 9 എന്നിവ സംയുക്തമാണ്.
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