How many students were surveyed? alot of points, need answers asap

We are not given a specific group that was surveyed, so all we would do is add all the students.

32 + 23 + 31 + 12 + 8 + 30 + 11 = 154

We end up with 154 students that were surveyed.

:)

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.