alleryਕਲਾਸ ਫ੍ਰੀਕੁਐਂਸੀ 4, 9, 14, 7 ਅਤੇ 6 ਹਨ। ਕੁੱਲ ਕਿੰਨੇ ਨਿਰੀਖਣ ਹਨ?
A36
B38
C40
D42
Answer & Solution
Correct answer: C. 40
4, 9, 14, 7 ਅਤੇ 6 ਨੂੰ ਜੋੜਨ ਨਾਲ 40 ਨਿਰੀਖਣ ਮਿਲਦੇ ਹਨ।
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