CSATNumber System & SeriesDigits Arithmetic2025

Let PQR be a 3-digit number, PPT be a 3-digit number and PS be a 2-digit number, where P, Q, R, S, T are distinct non-zero digits. Further, PQR – PS = PPT . If Q = 3 and T < 6, then what is the number of possible values of (R, S) ?

A

2

B

3

C

4

D

More than 4

Correct Answer: Option B

Explanation

1. **Decompose to Algebra**: Using the *P

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