Well

translates to

so
log5(x/2)=5 means 5^5=x/2, so 3125=x/2, so 6250=x
Step-by-step explanation:
if the digit in the tenth place is less then 5, then round down, which means the units digit remains the same. If the digit in the tenth place is 5 or greater then round up which means you should increase the unit digit by one.
You haven’t provided any equations so it’s not possible to solve this question
These are improper fractions so you need to change them to mixed numbers. 5/2 is 2 1/2 and 5/3 is 1 2/3. From there you can tell which is smaller and which is larger.