HURRY PLEASE! A company that makes hair-care products had 5,000 people try a new shampoo. Of the 5,000 people,
30 had a mild allergic reaction. What percent of the people had a mild allergic reaction?
% of the people had a mild allergic reaction.

Don’t worry about it

The answer to your question is d 68%

First step is to get rid of the square root. remember that a square root is the same as raising to the (1/2) power. see below: multiply exponents per exponent rules to get: remember you subtract exponents from the denominator and add exponents in the numerator so: simplify further: so a is the correct choice. if you don't understand this google exponent rules and it will you understand. look at the image results.