Question

What is the number of matchsticks needed to make $n$ number of $T$ patterns?

• A. $13n$
• B. $14n$
• C. $16n$
• D. $12n$

Answer 1

The correct option is C $16n$


To make one $T$ pattern, we need 16 matchsticks.
Hence, to make n number of $T$ patterns, we need $16\times n=16n$ matchsticks.