How many moles are in 0.06 grams of iron

Ineed to find the answer of this question because i dont understand it

The missing component to the table to the right or indicated with orange letters complete the table by filling in the corresponding numbers or symbols

Acm ruler with main graduations from 1 to 10 from left to right there are 10 secondary graduations between each of the main graduations there is a line that begins. at the left end of the ruler 10 secondary graduations to the left of the “1 main graduation the right end of the line ends on the eighth secondary graduation to the right of 3 how long is the line