1.
What is always the final answer to this
Think of a Number
trick.Think of a number.Divide by 2.Add 1.Multiply by 4.Subtract your original number.Subtract 3.
A.
11
B.
1 more than the number you started with
C.
1
D.
the same number you started with
Hint
2.
Rewrite the expression: 7 · (2
n
– 4)
A.
7 ·
n
– 28
B.
14 ·
n
– 4
C.
2 middot;
n
– 28
D.
14 ·
n
– 28
Hint
3.
Find the missing step in the explanation of a
Think of a Number
trick.
A.
2
n
– 16
B.
n
+ 16
C.
2
n
+ 8
D.
2
n
+ 16
Hint
4.
Find a rule involving the sum of three consecutive odd numbers.
A.
the sum of three consecutive odd numbers equals two times the middle number
B.
the sum of three consecutive odd numbers equals three times the first number
C.
the sum of three consecutive odd numbers equals three times the middle number
D.
the sum of three consecutive odd numbers equals two times the sum of the middle and third number
Hint
5.
Find a rule involving the sum of four consecutive whole numbers.
A.
the sum of four consecutive whole numbers equals three times the sum of the middle two numbers
B.
the sum of four consecutive whole numbers equals two times the sum of the first and last numbers
C.
the sum of four consecutive whole numbers equals three times the second number
D.
the sum of four consecutive whole numbers equals two times the last number
Hint