A group of students were doing their research on different types of number system.
And few of them were discussing about the numbers in different number system.
One of them is asking others the decimal number of the given number system.
Give answers of the below numbers in decimal number system.
1. 
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\(=\) 2. 
\(=\)
\(=\) 3. 
\(=\)
\(=\) 4. 
\(=\)
\(=\)