यदि + का अर्थ - है, - का अर्थ × है, × का अर्थ ÷ है, और ÷ का अर्थ + है, तो निम्नलिखित समीकरण में प्रश्नवाचक चिह्न (?) के स्थान पर क्या आएगा?

27 ÷ 66 × 11 - 7 + 10 = ?

This question was previously asked in
RRB Technician Grade III Official Paper (Held On: 28 Dec, 2024 Shift 3)
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  1. 60
  2. 59
  3. 56
  4. 58

Answer (Detailed Solution Below)

Option 2 : 59
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BODMAS

संकेतों के अर्थ:

संकेत + - × ÷
अर्थ - × ÷ +

दिया गया है: 27 ÷ 66 × 11 - 7 + 10 = ?

संकेतों को बदलने के बाद,

27 ÷ 66 × 11 - 7 + 10 = ? ⇒ 27 + 66 ÷ 11 × 7 - 10 = ?

⇒ 27 + 66 ÷ 11 × 7 - 10 = ?

⇒ 27 + 6 × 7 - 10 = ?

⇒ 27 + 42 - 10 = ?

⇒ 69 - 10 = ?

⇒ 59 = ?

इसलिए, "विकल्प 2" सही उत्तर है।
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