Find the missing number: 12, 24, 48, ?, 192

Practice Questions

Q1
Find the missing number: 12, 24, 48, ?, 192
  1. 96
  2. 100
  3. 120
  4. 144

Questions & Step-by-Step Solutions

Find the missing number: 12, 24, 48, ?, 192
  • Step 1: Look at the sequence of numbers: 12, 24, 48, ?, 192.
  • Step 2: Notice how each number is related to the next one.
  • Step 3: Check how to get from 12 to 24. You multiply 12 by 2.
  • Step 4: Check how to get from 24 to 48. You multiply 24 by 2.
  • Step 5: Now, apply the same rule to find the missing number after 48.
  • Step 6: Multiply 48 by 2 to find the missing number: 48 * 2 = 96.
  • Step 7: Write down the missing number: 96.
  • Step 8: Verify the next number: Multiply 96 by 2 to check if it equals 192: 96 * 2 = 192.
  • Geometric Sequence – The sequence is formed by multiplying each term by a constant factor (in this case, 2).
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