Numerical Ability - Simplification & Approximation
Simplify: (8.4 × 1.5) − (6.3 ÷ 0.7)
Simplify: (8.4 × 1.5) − (6.3 ÷ 0.7)
hard Q10 of 15
Step-by-Step Solution
Step 1: Compute the multiplication part
Compute first part: 8.4 × 1.5 = 12.6.Step 2: Compute the division part
Compute second part: 6.3 ÷ 0.7 = 9.0.Step 3: Subtract results
Subtract: 12.6 − 9.0 = 3.6.Final Answer:
3.6 → Option D.Quick Check:
9.0 + 3.6 = 12.6 ✅
Quick Trick: Work each operation separately (× and ÷) then subtract.
Common Mistakes:
- Mixing up order of operations or misplacing decimal.
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