Evaluate the expression (1/5) to the 3rd power

You eat 8 strawberries and your friend eats 12 strawberries from a bowl. there are 20 strawberries left. which equation and solution give the original number of strawberries?

8000 + 8800 + 8000 + 8 million + 80 trillion + another a katrillion equals

Given the two similar triangles, how do i find the missing length? if a=4, b=5, and b'=7.5 find a'