1.

Q: The simplified value of$${{1\over 3}÷{1\over 3}×{1\over 3}\over{1\over 3}÷{1\over 3}of{1\over 3}}-{1\over 9}$$

A. 0
B. 1
C. 2021-03-01 00:00:00
D. 2021-09-01 00:00:00
Answer» B. 1


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