How much of the circle is shaded? 1/4 and 2/5

Write the equation in logarithmic form m^x=n

Out of $20$ creepy-crawly creatures in a room, $80\%$ are flies and $20\%$ are spiders. if $s\%$ of the total legs belong to spiders, what is $s$?

Which term below correctly completes the following sentence? if a function has a vertical asymptote at a certain x value, then the function is what at that value