81 is the correct answer
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Answer:
B- 583
Step-by-step explanation:
6% of 550 is 33. So, you just add 33 to 550 which equals 583.
Your welcome!
First write out your original equation.

Then use the law of exponents(power of a power) to simplify.

(Multiply the numerator and denominator exponents by the outside power.)
The answer is 4 to the 21st over 5 to the 6th.