Civil Service Exam Reviewer · Basic Operations · medium

Multiply: 5 × 8.09

  1. 404.5
  2. 4.045
  3. 41.45
  4. 40.45

Answer

D. 40.45

Solution

50 × 809 = 40,450; three decimal places in all → 40.45.

More Basic Operations questions

  1. Evaluate: (1/6) × (7/2) ÷ (3/2)
  2. Subtract: 6 1/2 − 3 3/4
  3. Add: 1/5 + 5/7
  4. Evaluate: 35 + 3 × (30 − 6) ÷ 6
  5. Evaluate: √36 + √16
  6. What is the least common multiple (LCM) of 8 and 5?
  7. Evaluate: (−7) − (−3) × 2 + 19
  8. Divide: 6.72 ÷ 0.42
  9. Multiply: 4.5 × 6.92
  10. Subtract: 7 1/9 − 3 1/3

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