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Rainbow - Red B

48 questions
English
1

2, 4, ___, 8, 10

6

2

5, 10 ____, 20

15

3

25, 30, 35, ____

40

4

30, 40, 50, ____

60

5

40, 50, ___, 70

60

6

90, 80, 70, ____

60

7

20, 30, 40, ____

50

8

40, 45, 50, ____

55

9

8, 10, ____, 14

12

10

18, 16, 14, ____

12

11

12, 14, ____, 18

16

12

50, 45, 40,35, ____

30

13

3 + 7 =

10

14

1 + ___ = 10

10

15

2 + 8 =

10

16

____ + 1 = 10

9

17

6 = 4 + ____

2

18

10 - 7 =

3

19

5 + 5 =

10

20

2 + ___ = 10

8

21

10 = ___ + 3

7

22

10 - 9 =

1

23

4 + ____ = 10

6

24

10 - 1 =

9

25

2 x 2 =

4

26

2 x 10 =

20

27

2 x 5 =

10

28

2 x 3 =

6

29

7 x 2 =

14

30

8 x 2 =

16

31

2 x 4 =

8

32

1 x 2 =

2

33

10 x 2 =

20

34

1 x 2 =

2

35

6 x 2 =

12

36

2 x 9 =

18

37

2 x 9 =

18

38

2 x 5 =

10

39

14 ÷ 2 =

7

40

2 x 8 =

16

41

2 ÷ 2 =

1

42

2 x 7 =

14

43

20 ÷ 2 =

10

44

10 x 2 =

20

45

12 ÷ 2 =

6

46

6 ÷ 2 =

3

47

18 ÷ 2 =

9

48

16 ÷ 2 =

8