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Number Play Practice 3: Cryptarithms and Logical Puzzles and Sequences and Recursion

Concept Check

Question 1mcq
In a Fibonacci-like pattern 1, 2, 3, 5, what is the next term?
A.8
B.6
C.7
D.8 with a calculation error 3
Question 2mcq
In a Fibonacci-like pattern 2, 2, 4, 6, what is the next term?
A.7
B.10
C.8
D.10 with a calculation error 3
Question 3mcq
In a Fibonacci-like pattern 3, 2, 5, 7, what is the next term?
A.8
B.10
C.12
D.9
Question 4mcq
In the digit puzzle A+A=14A+A=14, what is a possible value of AA if no carrying confusion is intended?
A.3
B.0
C.7
D.9
Question 5mcq
In the digit puzzle A+A=16A+A=16, what is a possible value of AA if no carrying confusion is intended?
A.4
B.0
C.9
D.8
Question 6mcq
In the digit puzzle A+A=18A+A=18, what is a possible value of AA if no carrying confusion is intended?
A.9
B.5
C.0
D.9 with a calculation error 3

Apply and Solve

Question 7mcq
In the digit puzzle A+A=16A+A=16, what is a possible value of AA if no carrying confusion is intended?
A.8
B.4
C.0
D.9
Question 8mcq
In the digit puzzle A+A=18A+A=18, what is a possible value of AA if no carrying confusion is intended?
A.5
B.9
C.0
D.9 with a calculation error 3
Question 9mcq
In the digit puzzle A+A=10A+A=10, what is a possible value of AA if no carrying confusion is intended?
A.6
B.0
C.5
D.9
Question 10mcq
In the digit puzzle A+A=18A+A=18, what is a possible value of AA if no carrying confusion is intended?
A.5
B.0
C.9
D.9 with a calculation error 3
Question 11mcq
In the digit puzzle A+A=10A+A=10, what is a possible value of AA if no carrying confusion is intended?
A.6
B.0
C.9
D.5
Question 12mcq
In the digit puzzle A+A=12A+A=12, what is a possible value of AA if no carrying confusion is intended?
A.6
B.7
C.0
D.9