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The LCM and HCF of 2 numbers are 168 and 6 respectively. If one of the numbers is 24, find the other.

  1. 36
  2. 38
  3. 40
  4. 42

Answer (Detailed Solution Below)

Option 4 : 42
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Detailed Solution

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We know that,

product of two numbers = L.C.M × H.C.F of those numbers

Let the second number be x.

24 × x = 168 × 6

x = 6 × 7

x = 42
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