Answer:
when you are measuring the size, length of something.
Answer is the third one. It is the only answer where all points work in the equation.
Answer: third choice
Exponents can be expressed in terms of quotient or fraction.
For example: x^6 can be expressed as x^8 / x^2 = x^8-2 = x^6.
From the question, 5^8 can be expressed as
5^10/5^2 = 5^8
(5^2)(5^8) / (5^2) = 5^8
The ratio 5/6 is equivalent to 275/330
5:6 ⇔ 275:330