The simplified value of \frac{7.2 \times 0.28 \times 5}{0.8 \times 0.12 \times 0.25} is:

  1. A. 420 ✓
  2. B. 4.2
  3. C. 0.42
  4. D. 42

Correct Answer: A. 420

Explanation

Solving step-by-step: \frac{7.2}{0.8} = 9, \frac{0.28}{0.12} = \frac{7}{3}, and \frac{5}{0.25} = 20. Multiplying these gives 9 \times \frac{7}{3} \times 20 = 3 \times 7 \times 20 = 420.

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