Mathematics · Number System
A seven-digit number is divisible by 42. If its digits are rearranged in any order except for the last two digits which remain unchanged, the resulting number is always divisible by which of the following?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 114
- 27
- 36✓
- 421
Correct answer
6
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