Answer:
a.

b. 10 
Step-by-step explanation:
= 100 -> so 100*0.005= 5
if you still dont understand search up "scientific notation"
Answer:
the equation is corrent if that what your asking
Step-by-step explanation:
A. To get the percent of students, divide the number of students who DO ride the bus (5 kids) with the TOTAL number of students (8 kids).
B. See the picture below :)