1.

The value of 7 +[7 – {7of 7-( -7 ÷ 7 × 7)}] is:1. 492. 563. -424. 42

Answer» Correct Answer - Option 3 : -42

Calculation:

7 +[7 – {7of 7-( -7 ÷ 7 × 7)}]

⇒ 7 +[7 – {7of 7-( -1 × 7)}]

⇒ 7 +[7 – {7of 7-( -7)}]

⇒ 7 +[7 – {7of 7 + 7}]

⇒ 7 +[7 – {49 + 7}]

⇒ 7 +[7 – 56]

⇒ 7 +[– 49]

∴ 7 +[7 – {7of 7-( -7 ÷ 7 × 7)}] = –42

The Correct option is 3 i.e. -42



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