In how many different ways can the letters of the word TOTAL be arranged?

Answer: Option B

The given word contains 5 letters of which T is taken 2 times.
∴ Required number of ways
$$\begin{array}{rl}& =\frac{5!}{2!}\\ & =\frac{5\times 4\times 3\times 2!}{2!}\\ & =60\end{array}$$