General Studies · Mathematical Operations
Which two numbers should be interchanged to make the given equation correct? 21 × 4 + (84 ÷ 7) × 2 – 15 × 5 + 42 = 105 (Note: Interchange should be done of entire numbers and not individual digits.)
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 17 and 21
- 24 and 5
- 384 and 42✓
- 44 and 2
Correct answer
84 and 42
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