Q. The average of 12 numbers is 9. If each number is multiplied by 2 and added to 3, the average of the new set of numbers is
A) 18
B) 9
C) 27
D) 21
✔ Correct Answer: 21
Exam Insight
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A) 18
B) 9
C) 27
D) 21
✔ Correct Answer: 21
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