Evaluate: 100 - {20 + (30 - 10 × 2)}

Type: MCQ • Marks: 1

A. 50

B. 70

C. 80

D. 60

Explanation

Inside parentheses: 10 × 2 = 20, 30 - 20 = 10; Curly braces: 20 + 10 = 30; 100 - 30 = 70.

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Class 7th Ganita Prakash 1

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