R4 use ratio notation, including reduction to simplest form Quiz: Pearson Edexcel Maths, Unit 3

The 20 questions

1. The ratio 6:9 in its simplest form is

   • 6:9
   • 2:3
   • 1:2
   • 3:4

2. The ratio notation a:b means

   • a plus b
   • a minus b
   • a parts to b parts
   • a divided by b

3. Simplifying 15:25 gives

   • 3:5
   • 15:25
   • 5:3
   • 1:2

4. Simplifying 0.4:1.2 gives

   • 1:3
   • 1:12
   • 4:12
   • 2:5

5. The total number of parts in the ratio 3:4 is

   • 12
   • 4
   • 7
   • 3

6. The ratio 60 cm : 1 m in simplest form is

   • 6:10
   • 60:1
   • 1:2
   • 3:5

7. Are the ratios 2:3 and 4:6 equivalent?

   • Cannot tell
   • Yes
   • Only for fractions
   • No

8. What must you check before simplifying a ratio containing quantities with units?

   • Units must differ
   • Numbers must double
   • Values must equal
   • Units must match

9. Simplifying 3 : 0.5 gives

   • 3:0.5
   • 1:6
   • 6:1
   • 3:1

10. Simplifying the ratio 2/3 : 1/2 gives

    • 4:3
    • 3:4
    • 2:3
    • 2:1

11. Simplifying 45 : 60 : 75 gives

    • 9:12:15
    • 45:60:75
    • 1:2:3
    • 3:4:5

12. A bag holds 12 red and 20 blue counters. The ratio of red to blue in simplest form is

    • 12:20
    • 5:3
    • 2:3
    • 3:5

13. Red and blue balls are in the ratio 3:7, with 70 balls in total. The number of red balls is

    • 30
    • 7
    • 21
    • 49

14. Simplifying 2.4 m : 80 cm gives

    • 24:8
    • 1:3
    • 3:1
    • 2:1

15. Paint is mixed blue to white in the ratio 2:5. For 4 litres of blue, the white paint needed is

    • 20 litres
    • 10 litres
    • 2.5 litres
    • 8 litres

16. Simplifying the ratio 1.5 : 0.6 gives

    • 5:3
    • 15:6
    • 5:2
    • 2:5

17. Given a:b = 2:3 and b:c = 4:5, the ratio a:b:c is

    • 8:12:15
    • 2:4:5
    • 2:3:5
    • 8:12:20

18. Simplifying the ratio 1 m : 25 cm gives

    • 1:4
    • 2:1
    • 4:1
    • 100:25

19. The ratio x:y = 3:4 and x + y = 35. The value of x is

    • 14
    • 20
    • 21
    • 15

20. The ratio 0.25 : 1/3 in simplest form is

    • 0.25:0.33
    • 4:3
    • 1:3
    • 3:4

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