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5, 7, 14, x,4 ഇതിന്റെ ശരാശരി 8 ആണെങ്കിൽ x ന്റെ വില എത്ര?
A
20
B
15
C
10
D
9
Answer:
C. 10
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The mean of 10 numbers is 7 If each number is multiplied by 10 then the mean of new set of numbers is
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