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4, 6, x ಮತ್ತು 10 ಗಳ ಸರಾಸರಿ 7 ಆಗಿದ್ದರೆ, x ನ ಮೌಲ್ಯ ಎಷ್ಟು?

A8
B9
C7
D6
Answer & Solution
Correct answer: A. 8
ಒಟ್ಟು ಮೊತ್ತವು 28 ಆಗಿರಬೇಕು, ಮತ್ತು 4 + 6 + 10 = 20 ಎಲೆಗಳು x = 8 ಆಗಿರಬೇಕು.
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