The value of 40 - 3 × [10 + 6 × {20 - 10 (6 - 5) × 2} ÷ 47] is:
Show answer & explanation
Correct answer: C
Explanation
The correct answer is option 3 i.e. 10.
40 - 3 × [10 + 6 × {20 - 10 (6 - 5) × 2} ÷ 47]
⇒ 40 - 3 × [10 + 6 × {20 - 10 × 1 × 2} ÷ 47]
⇒ 40 - 3 × [10 + 6 × 0 ÷ 47]
⇒ 40 - 3 × [10 + 0]
⇒ 40 - 30 = 10