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Math TN
8th Std
Ch-7: Information processing
2.
Possible unique codes
Exercise condition:
2
m.
A safety locker in a jewel shop requires a \(4\) digit unique code. The code has the digits from \(0\) to \(9\). How many unique codes are possible?
\(999\)
\(9999\)
\(100000\)
\(10000\)
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