77 \div[46-\{66-(52-63 \div 9 \times 3)\}]=?

RRB Group D 19-Sep-2018 Shift 1 Solved Paper

Question : 46 of 100

Marks: +1, -0

77 ÷[46-\{66-(52-63 ÷ 9 × 3)\}]=?

Solution:

77 ÷[46-\{66-(52-63 ÷ 9 × 3)\}]

⇒ \;\; 77 ÷[46-\{66-(52-21)\}]

⇒ \;\; 77 ÷[46-\{66-31\}]

⇒ \;\; 77 ÷[46-35]

⇒ \;\; 77 ÷ 11=7

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