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      Question

      How many multiples of 7 are there between 100 and 500

      (both inclusive)?
      A 67 Correct Answer Incorrect Answer
      B 32 Correct Answer Incorrect Answer
      C 57 Correct Answer Incorrect Answer
      D 42 Correct Answer Incorrect Answer

      Solution

      Smallest multiple of 7 β‰₯ 100: 100 Γ· 7 β‰ˆ 14.28 β†’ next integer = 15 So first multiple = 15 Γ— 7 = 105 Largest multiple of 7 ≀ 500: 500 Γ· 7 β‰ˆ 71.42 β†’ integer part = 71 So last multiple = 71 Γ— 7 = 497 Number of terms = (Last βˆ’ First)/7 + 1 = (497 βˆ’ 105)/7 + 1 = 392/7 + 1 = 56 + 1 = 57 Answer: 57 multiples

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