Mathematics · Number System
If a two-digit number is k times the sum of its digits, the number formed by interchanging the digits is equal to the sum of the digits multiplied by:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 110 - k
- 29 + k
- 311 - k✓
- 4k - 1
Correct answer
11 - k
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