In asurvey, one-fourth young girl like sour-taste only
and one third-like chilly-test. if 50 of them do not like any of them, find the total number of young girls.

I’m not sure i’m sorry

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.