Answer:
if $1 coin is for 4 presidents ,then
the number of years it will take to release the the 36 first presidents is given by[tex]\frac{36}{4}=9 years[/tex]
Step-by-step explanation:
step 1: you lay down preliminaries
step 2: you divide 36 presidents by 4 presidents per year, the result is the number of years it will take to publish the first 36 presidents.