Root of ( 20^2 - 16^2 ) = 12
Answer: The quantity of the water received by each student = 3.75 liters.
Step-by-step explanation:
Given: Total water = 18.75 liters
Total students =5
If each student in the group used the same amount of water for their experiment, then the quantity of the water received by each student = 

The quantity of the water received by each student = 3.75 liters.
m<E=45.5 m<F=45.5
this is question 8 can't see question 9