French Civil Service Concours Practice · Logic and Numerical Aptitude

Logic, Numbers and Problem Solving

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

Practise Logic, Numbers and Problem Solving now

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

All 32 questions

  1. What is 20 percent of 350?
  2. A price rises from 80 euros to 100 euros. What is the percentage increase?
  3. Two numbers are in the ratio 3 to 5 and their sum is 40. What is the smaller number?
  4. Which number continues the sequence 2, 6, 18, 54, ... ?
  5. Which number comes next: 1, 4, 9, 16, 25, ... ?
  6. Five workers finish a job in 10 days. How many days would ten workers need at the same rate?
  7. A car travels at 90 km/h for 40 minutes. How far does it go?
  8. What is the mean of 12, 15, 18 and 21?
  9. A coat costing 160 euros is reduced by 25 percent. What is the new price?
  10. A price of 100 euros rises by 10 percent and then falls by 10 percent. What is the final price?
  11. What is three quarters of 120?
  12. What interest is earned on 2,000 euros at 3 percent simple interest per year for 2 years?
  13. Solve for x: 3x + 7 = 25.
  14. Which letter continues the series A, C, E, G, ... ?
  15. Which number does not belong in the list 2, 3, 5, 9, 11?
  16. Worker A can finish a job in 6 hours and worker B in 3 hours. How long do they need working together?
  17. What is 40 percent of 25 percent of 200?
  18. Two fair dice are thrown. What is the probability that the sum is 7?
  19. A father is four times as old as his son and the sum of their ages is 50. How old is the son?
  20. A train leaves at 9:45 and the journey lasts 2 hours 50 minutes. When does it arrive?
  21. 1,000 euros are invested at 10 percent compound interest per year. What is the amount after 2 years?
  22. A rectangle has a perimeter of 36 cm and its length is twice its width. What is its area?
  23. Today is a Monday. Which day of the week will it be in 100 days?
  24. Marie is older than Paul and Paul is older than Luc. Who is the youngest?
  25. A value falls from 150 to 120. What is the percentage change?
  26. How many minutes are there in 2.5 hours?
  27. A driver covers 60 km at 30 km/h and then another 60 km at 60 km/h. What is the average speed for the whole trip?
  28. After a 20 percent reduction a jacket costs 48 euros. What was its original price?
  29. Which number continues the sequence 1, 1, 2, 3, 5, 8, ... ?
  30. All the clerks in the office speak English. Sophie speaks English. Which conclusion is correct?
  31. A to B is 2 to 3, and B to C is 4 to 5. What is the ratio of A to C?
  32. Sales were 120 in January, 150 in February and 135 in March. What was the average monthly sales figure?

Keep practising

More French Civil Service Concours Practice topics

All French Civil Service Concours Practice practice →

Ready for the full French Civil Service Concours Practice test?

Take a mock testFrench Civil Service Concours Practice hub