A. 9
B. 17
C. 29
D. 295
Explanation:
Let the number be x. Then,
(x + x2)/2 = 5x => x2 – 9x = 0
=> x(x – 9) = 0
=> x = 0 or x = 9
So, the number is 9
Correct Answer: 9 ✔
Last Updated: February 08, 2020
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