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On interchanging two digits of the number 2643, it decreased by 180. Which two digits of 2643 might have been interchanged? (a) 2 and 6 (b) 4 and 3 c) 6 and 3 (d) 6 and 4
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Feb 11, 2021
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On interchanging two digits of the number 2643, it decreased by 180. Which two digits of 2643 might have been interchanged?
(a) 2 and 6 (b) 4 and 3 c) 6 and 3 (d) 6 and 4
Mathematics
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Pau Kiat Wee
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Answer: D. 6 and 4
Step-by-step explanation:
2643 - 180 = 2463 the 6 changes to a 4, and the 4 changes to a 6.
Kumuluzz
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Feb 15, 2021
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