Question:

What will be the missing term marked with [?] in the circle?

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This sequence is a "geometric Fibonacci-type series" where each term is the product (instead of sum) of the two preceding terms: \( T_n = T_{n-1} \times T_{n-2} \).
Updated On: Jun 11, 2026
  • 10
  • 15
  • 32
  • 12
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The Correct Option is C

Solution and Explanation

Step 1: Understanding the Question:
We need to find the missing number represented by [?] in the sector of the circle by identifying the mathematical relationship between the numbers in adjacent sectors.

Step 2: Detailed Explanation:
Let us list the numbers in the sectors starting from the top-right and moving in a clockwise direction:
- Sector 1: 1
- Sector 2: 2
- Sector 3: 2
- Sector 4: 4
- Sector 5: 8
- Sector 6: ?
Let us look at the relationship between successive terms in this sequence:
- The third term is the product of the first and second terms:
\[ 1 \times 2 = 2 \] - The fourth term is the product of the second and third terms:
\[ 2 \times 2 = 4 \] - The fifth term is the product of the third and fourth terms:
\[ 2 \times 4 = 8 \] Following this multiplication-progression rule, the sixth term (the missing number) must be the product of the fourth and fifth terms:
\[ 4 \times 8 = 32 \] Thus, the missing number is 32.

Step 3: Final Answer:
(C) 32
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