+ అంటే ×, × అంటే –, ÷ అంటే + & – అంటే ÷, అప్పుడు,

146 - 2 + 3 × 123 × 5 + 2 = ?

This question was previously asked in
PGCIL DT Electrical 22 Aug 2021 Official Paper (SR I)
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  1. 132
  2. 128
  3. 116
  4. 86

Answer (Detailed Solution Below)

Option 4 : 86
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ఈ ప్రశ్న కోసం, మనం ఇచ్చిన సమీకరణాన్ని ఇలా చెక్  చేయాలి-

146 - 2 + 3 × 123 × 5 + 2

చిహ్నం అర్థం
+ ×
× -
÷ +
- ÷

చిహ్నాలను భర్తీ చేసిన తర్వాత కొత్త సమీకరణం-

146 ÷ 2 × 3 - 123 - 5 × 2

MODMAS నియమం ప్రకారం-

⇒ 73 × 3 - 123 - 5 × 2

⇒ 219 - 123 - 10

⇒ 86

కాబట్టి, ఎంపిక (4) సరైనది.

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