Answer:
6.
Step-by-step explanation:
If each assignment is worth -3, you can divide 18 (amount of points changed) by 3 (each assignment's affect) to get 6.
The answer is 0.0125 or 1/80. Hope that helps! :)
27 inches: just do .60 * 45 to get 60% of 45 :)
Multiples of 8 could be.... 16,32, 40,48 and etc...
4÷5
4÷5=0.8
Each teammate will have .8 of a granola bar