What is a normal force? a. It acts parallel to an object.
b. It acts with an object adding to its speed.
c. It acts perpendicular to an object.
d. It acts against an object slowing it down.

The answer to your question is B. It acts with an object adding to its speed. Hope this helps

Sorry i don’t know what to do

So since the snail is moving at 3.6  miles per hour you multiply by 5280 to change it into feet per hour. so you get 36*528 ft per hour. since there are 3600 seconds in an hour, you divide 36*528 by 3600. so simplifying we get 528/100 which is 5.28 ft per second