Find the value of the expression: 30 − [ 40 − { 56 − ( 25 − 13 − 12 ) } ] 30 - \left[40 - \left\{56 - (25 - 13 - 12)\right\}\right] 30 − [ 40 − { 56 −... SSC SSC CGL Tier 2 Easy Percentage MCQ Question Find the value of the expression: 30−[40−{56−(25−13−12)}]30 - \left[40 - \left\{56 - (25 - 13 - 12)\right\}\right]30−[40−{56−(25−13−12)}] Options A. 38 B. 22 C. 14 D. 46 simplificationbracketsarithmeticorder of operations