I need the answer for number 10

Me figure out the process to determine x you appreciate it : )

Which logarithmic equation is equivalent to the exponential equation below? e^a=55(you will receive 34 points)

Darian wants to build a regulation size pool table that is 9 feet in length.he plans he ordered are 18 by 36 inches. what is the scale factor of the dilation he must use to build a regulation pool table