Practice these questions a few minutes before your GCSE Maths exam to warm your brain up mathematically. Good Luck!

1. Q. 16 x 5

2. Q. 16 x 5 Ans. 80

3. Q. 841 ÷ 10

4. Q. 841 ÷ 10 Ans. 84.1

5. Q. 2 x -5

6. Q. 2 x -5 Ans. -10

10. Ans. 18

13. Q. What is the mean? 3 4 5 8

14. Q. What is the mean? Ans. 5 (Total =20 then divide by the number of values) 3 4 5 8

15. Q. What is the median? 3 4 5 8

16. Q. What is the median? Ans. 4.5 3 4 5 8

17. Q. 42 x 40

18. Q. 42 x 40 Ans. 1680

19. Q. What is the area of: 12 cm 5 cm 13 cm

20. Q. What is the area of: Ans. 30 cm ² 12 cm 5 cm 13 cm

21. Q. What is the area of this circle: r

22. Q. What is the area of this circle: Ans. π r ² r

23. Q. a ² x a³ = a ?

24. Q. a ² x a³ = a ? Ans. a 5

29. Q. From this list of numbers: 6 9 10 17 30 35 60 Which one is a prime number?

30. Q. From this list of numbers: Ans. 17 6 9 10 17 30 35 60 Which one is a prime number?

31. Q. From this list of numbers: 6 9 10 17 30 35 60 Which one is a square number?

32. Q. From this list of numbers: Ans. 9 6 9 10 17 30 35 60 Which one is a square number?

33. Q. From this list of numbers: 6 9 10 17 30 35 60 Which one is a multiple of 20?

34. Q. From this list of numbers: Ans. 60 6 9 10 17 30 35 60 Which one is a multiple of 20?

35. Q. From this list of numbers: 6 9 10 17 30 35 60 Which one is a factor of 20?

36. Q. From this list of numbers: Ans. 10 6 9 10 17 30 35 60 Which one is a factor of 20?

37. As part of a project Sam counts the number of people in each car arriving at school one morning. The table shows his results. How many cars were in the survey? 4 4 6 3 8 2 2 1 Number of cars with that number of people, f Number of people in a car, x

38. As part of a project Sam counts the number of people in each car arriving at school one morning. The table shows his results. Ans. 20 cars How many cars were in the survey? 20 Total 4 4 6 3 8 2 2 1 Number of cars with that number of people, f Number of people in a car, x

39. As part of a project Sam counts the number of people in each car arriving at school one morning. The table shows his results. What is the total number of people in the cars? 20 Total 4 4 6 3 8 2 2 1 Number of cars with that number of people, f Number of people in a car, x

40. As part of a project Sam counts the number of people in each car arriving at school one morning. The table shows his results. What is the total number of people in the cars? fx 20 Total 4 4 6 3 8 2 2 1 Number of cars with that number of people, f Number of people in a car, x

41. As part of a project Sam counts the number of people in each car arriving at school one morning. The table shows his results. What is the total number of people in the cars? 2 fx 20 Total 4 4 6 3 8 2 2 1 Number of cars with that number of people, f Number of people in a car, x

42. As part of a project Sam counts the number of people in each car arriving at school one morning. The table shows his results. What is the total number of people in the cars? 16 2 fx 20 Total 4 4 6 3 8 2 2 1 Number of cars with that number of people, f Number of people in a car, x

43. As part of a project Sam counts the number of people in each car arriving at school one morning. The table shows his results. What is the total number of people in the cars? 18 16 2 fx 20 Total 4 4 6 3 8 2 2 1 Number of cars with that number of people, f Number of people in a car, x

44. As part of a project Sam counts the number of people in each car arriving at school one morning. The table shows his results. What is the total number of people in the cars? 16 18 16 2 fx 20 Total 4 4 6 3 8 2 2 1 Number of cars with that number of people, f Number of people in a car, x

45. As part of a project Sam counts the number of people in each car arriving at school one morning. The table shows his results. Ans. 52 people What is the total number of people in the cars? 52 16 18 16 2 fx 20 Total 4 4 6 3 8 2 2 1 Number of cars with that number of people, f Number of people in a car, x

46. As part of a project Sam counts the number of people in each car arriving at school one morning. The table shows his results. What is the mean number of people in the cars? 52 16 18 16 2 fx 20 Total 4 4 6 3 8 2 2 1 Number of cars with that number of people, f Number of people in a car, x

47. As part of a project Sam counts the number of people in each car arriving at school one morning. The table shows his results. Ans. 2.6 people (52 ÷ 20 ) What is the mean number of people in the cars? 52 16 18 16 2 fx 20 Total 4 4 6 3 8 2 2 1 Number of cars with that number of people, f Number of people in a car, x

48. Q. 15% of £62

49. Q. 15% of £62 Ans. £9.30

50. Q. Increase 330ml by 20%

51. Q. Increase 330ml by 20% Ans. 396ml

52. Q. 5 ² + 2³

53. Q. 5 ² + 2³ Ans. 33 (25 + 8)

54. Q. 0.3 x 0.2

55. Q. 0.3 x 0.2 Ans. 0.06

58. Q. Write 192000 in standard form

59. Q. Write 192000 in standard form Ans. 1.92 x 10 5

60. Q. Write 5.03 x 10 -3 as an ordinary number

61. Q. Write 5.03 x 10 -3 as an ordinary number Ans. 0.00503

62. Q. Simplify 2n x 3n ²

63. Q. Simplify 2n x 3n ² Ans. 6n ³