Simplify: 127 - [7 x (1 - 5 + 4)] ÷ 91

Correct option is C

Given:

​127 - [7 x (1 - 5 + 4)] ÷ 91

Concept Used:

$$\begin{array}{|l|l|}\hline\textbf{Operation preference wise} & \textbf{Symbol} \\\hline\text{Brackets} & [\,], \{\,\}, (\,) \\\hline\text{Orders, of} & ^x \, (\text{power}), \, \sqrt{} \, (\text{root}), \, \text{of} \\\hline\text{Division} & \div \\\hline\text{Multiplication} & \times \\\hline\text{Addition} & + \\\hline\text{Subtraction} & - \\\hline\end{array}$$

Solution:

​127 - [7 x 0] ÷ 91

=127 -0÷ 91

= 127 - 0 =127