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Q: Find the least number which when divided by 12, 18, 24 and 30 leave 4 as remainder in each case, but when divided by 7 leave no remainder?
  • A. 366
  • B. 634
  • C. 384
  • D. 364
Correct Answer: Option D - The numbers are 12, 18, 24 and 30 Their LCM = 360 Hence, the required number = 360 + 4 = 364
D. The numbers are 12, 18, 24 and 30 Their LCM = 360 Hence, the required number = 360 + 4 = 364

Explanations:

The numbers are 12, 18, 24 and 30 Their LCM = 360 Hence, the required number = 360 + 4 = 364