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Q: What is the least number which leaves 1 as a remainder when divided by 6 and 7?
  • A. 85
  • B. 43
  • C. 37
  • D. 29
Correct Answer: Option B - The least number which leaves 1 as a remainder when divided by 6 and 7 = L.C.M of 6 and 7 + 1 = 42 + 1 = 43
B. The least number which leaves 1 as a remainder when divided by 6 and 7 = L.C.M of 6 and 7 + 1 = 42 + 1 = 43

Explanations:

The least number which leaves 1 as a remainder when divided by 6 and 7 = L.C.M of 6 and 7 + 1 = 42 + 1 = 43