Answer:

Step-by-step explanation:
step 1
Find the volume of the cylindrical can
The volume of the cylinder is equal to

we have

substitute the values

step 2
Find the volume of the cylindrical glasses
The volume of the cylinder is equal to

we have

substitute the values

Find the volume of 3/4 of the glass

step 3
Divide the total volume of cylindrical can by the 3/4 volume of the glass

x is the number you thinkc
that's it
x/2 -4