If 5+3=28, 9+1=810, what is 7+2?
A92 only
B27 only
C67 only
D59
Answer & Solution
Correct answer: D. 59
1. Rule: write (a-b) followed by (a+b).
2. 5-3=2 and 5+3=8, giving 28.
3. 7-2=5 and 7+2=9, giving 59.
4. Hence option A.
_Source: jkchrome.com SSC Coding-Decoding PDF (Mistral OCR), section on number patterns_
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