Correct option is A
Given:
41 - [21 - {11 - (16 - 4 ÷ 3 × 3)}]
Concept Used:
Operation preference wise | Symbol |
Brackets | [], {}, () |
Orders, of | x (power), √ (root), of |
Division | ÷ |
Multiplication | × |
Addition | + |
Subtraction | - |
Solution:
41 - [21 - {11 - (16 - 4 ÷ 3 × 3)}]
= 41 - [21 - {11 - (12)}]
= 41 - [21 - {-1}]
= 41 - [22]
= 19