EduGoog
Choose or find odd number pair

(10 - 20) , (30 - 40) , (40 - 50) , (50 - 60)

Option:
A. 10 - 20
B. 30 - 40
C. 40 - 50
D. 50 - 60
Answer: A . 10 - 20

Justification: This is the only pair in which the second number is twice the first one.

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