Is there more than one million, less the one million or more than one million milligrams in one kilogram

1 kilo gram is 1000 grams. 1 gram is 1000 milligrams. Think you can solve the rest? :)

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.