please check the attachment for solutions
Answer:
you are 78
Step-by-step explanation:
a = age
500 -4a = 188
subtract 500 from each side
500-4a -500=188-500
-4a = -312
divide by -4
-4a/-4 = -312/-4
a =78
Check the picture below.
liquid always take the shape of the container that contains it, so 25 cm³ from a beaker or pitcher or a curvy pipe dumped into another container, will always have 25 cm³ as its volume.
In this case it went from the cylinder to a prism, same 25 cm³.
notice in the picture, the volume of a green cube with those dimensions is just 1 cm³.
This means common members {10,40,60}