Answer:
Step-by-step explanation:
I'm unsure why my answer was deleted, randomly deleted a thoroughly explained answer.
20% is 20/100, 1/5, or 0.2
The number will decrease by a factor of 5.
You can't know with only volume. Sorry.
Answer:
3 ≥ x
Step-by-step explanation:
Assuming you can't simply put the number inside a calculator: write the number as a fraction:

Find the prime factorization both numerator and denominator:

The square root halves the exponents, so the number becomes
