Visit the conversion tool, and then type 55 into the "Decimal number to convert" box.
Use conversion tool to convert the decimal
numbers to binary.
The conversion tool returns the result:
5734
110111
999
So the number 55 is expressed as 110111 in
binary
8473
100
DONE

solution:

the right option is a

to adding   a new row to a table we   have to do process last table cell and pressing tab.

this is the process to add new row in the cell:

* to add a row below the cell, click insert below in the rows and columns group.

thus this is the required right answer.

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