Start with 1.8, then add 1.05 repeatedly
Answer:

Step-by-step explanation:
All numbers in scientific notation or standard form are written
,
where m is a number between 1 and 10.
A unit rate will always end up having one as its denominator so divide 305 by 5 which is 61 rotations/1 minute.
Sorry this is a tricky one IDK I'll ask some others to help you