Function Machine - Determining Rule - Function Worksheet With Answers Page 16

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Answer Key
Name:
Function Machine - Determining Rule
Determine which number sentence best matches the function machine.
A n s w e r s
1)
2)
3)
In
Out
In
Out
In
Out
A
1.
78
98
83
71
48
6
24
44
102
90
64
8
D
2.
60
80
57
45
80
10
51
71
60
48
24
3
B
3.
40
60
63
51
40
5
If each input is 'Q' which
If each input is 'Q' which
If each input is 'Q' which
C
4.
rule could the function
rule could the function
rule could the function
machine be using?
machine be using?
machine be using?
A
A. Q + 20
B. Q ÷ 20
A. Q ÷ 6
B. Q - 7
A. Q + 8
B. Q ÷ 8
5.
C. Q + 6
D. Q × 7
C. Q ÷ 12
D. Q - 12
C. Q ÷ 10
D. Q - 8
A
6.
C
7.
4)
5)
6)
In
Out
In
Out
In
Out
70
69
45
5
5
20
B
8.
21
20
90
10
4
16
26
25
81
9
6
24
C
9.
11
10
27
3
10
40
29
28
72
8
7
28
If each input is 'Q' which
If each input is 'Q' which
If each input is 'Q' which
rule could the function
rule could the function
rule could the function
machine be using?
machine be using?
machine be using?
A. Q + 1
B. Q ÷ 1
A. Q ÷ 9
B. Q ÷ 2
A. Q × 4
B. Q × 10
C. Q - 1
D. Q - 8
C. Q - 8
D. Q × 9
C. Q + 7
D. Q × 4
7)
8)
9)
In
Out
In
Out
In
Out
28
42
5
18
10
30
24
38
78
91
6
18
92
106
4
17
8
24
67
81
56
69
2
6
48
62
64
77
5
15
If each input is 'Q' which
If each input is 'Q' which
If each input is 'Q' which
rule could the function
rule could the function
rule could the function
machine be using?
machine be using?
machine be using?
A. Q ÷ 14
B. Q + 5
A. Q - 13
B. Q + 13
A. Q + 3
B. Q - 3
C. Q + 14
D. Q × 6
C. Q × 8
D. Q + 3
C. Q × 3
D. Q + 7
1-9
89 78 67 56 44 33 22 11 0
8
Math

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