Iraqi Third Intermediate Ministerial Exams · Mathematics

Statistics and number

16 practice questions, each with the answer and an explanation.

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Random questions from this topic, one at a time. You see the answer and the explanation straight after each one.

All 16 questions

  1. What is the mean of 4, 8, 6, 10, 12?
  2. What is the mean of 15, 20, 25, 30, 10?
  3. What is the median of 3, 9, 5, 7, 11, 1?
  4. What is the mean of 2, 4, 4, 6, 9, 9, 10?
  5. What is the median of 2, 4, 4, 6, 9, 9, 10?
  6. What is the median of 12, 18, 14, 16, 20, 10?
  7. What is the square root of 81?
  8. What is the square root of 144?
  9. What is the value of 3 to the power 4?
  10. Calculate 2/3 + 1/3.
  11. Calculate 1/6 + 1/3.
  12. Calculate 3/8 + 1/3.
  13. What is the mode of the data 3, 7, 7, 2, 9, 7, 2?
  14. What is the range of the data 12, 5, 19, 8, 15?
  15. The mean of five numbers is 8. Four of the numbers are 6, 9, 10 and 5. What is the fifth number?
  16. Round 0.04567 to two significant figures.

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