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Refer to the following number and symbol series and answer the question that follows. Counting to be done from left to right only.
How many such numbers are there, each of which is immediately preceded by a number and also immediately followed by a symbol?
Two
More than two
Zero
One
Zero
Counting Numbers Preceded by Number and Followed by Symbol
Define the Target Condition
We are looking for patterns conforming to: [Number] → [Target Number] → [Symbol].
Pattern:Number−Number−Symbol
Scan Consecutive Triplets
• Around 1: # 1 * (Symbol-Number-Symbol) → No.
• Around 2: £ 2 & (Symbol-Number-Symbol) → No.
• Around 4: % 4 @ (Symbol-Number-Symbol) → No.
• Around 6 & 8: 6 8 • Around 1: # 1 *(Symbol-Number-Symbol) $\rightarrow$ No. • Around 2:£ 2 &(Symbol-Number-Symbol) $\rightarrow$ No. • Around 4:% 4 @(Symbol-Number-Symbol) $\rightarrow$ No. • Around 6 & 8:6 8 → 6 (Number), 8 (Number), • Around 1: # 1 *(Symbol-Number-Symbol) $\rightarrow$ No. • Around 2:£ 2 &(Symbol-Number-Symbol) $\rightarrow$ No. • Around 4:% 4 @(Symbol-Number-Symbol) $\rightarrow$ No. • Around 6 & 8:6 8 • Around 1: # 1 * (Symbol-Number-Symbol) → No.
• Around 2: £ 2 & (Symbol-Number-Symbol) → No.
• Around 4: % 4 @ (Symbol-Number-Symbol) → No.
• Around 6 & 8: 6 8 $\rightarrow$ 6(Number),8(Number), (\text{Symbol}) → YES (8 is matched).
• Around 7: $ 7 & (\text{Symbol}-\text{Number}-\text{Symbol}) → No.
• Around 3: & 3 Ω (Symbol-Number-Symbol) → No.
• Around 5: Ω 5 (at the right end, no following symbol) → No.
Only one number (8) meets the criteria
Option D is correct — One
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