Answer:
If I'm not mistaken that is the answer
Answer:
eqn : 9 x 9 x h = 1620
h = 1620 / 81 = 20
Step-by-step explanation:
You have to multiply whats outside the parenthesis with everything that is inside, so


Multiplication of same bases we sum the exponents



Alternative B.
400 --- 100%
60 --- x%
x = 60/400 * 100 = 15% <span>chocolate.</span>