Order the numbers from greatest to least 3/5 + -2/3 + -0.7 + 0.5

Find the average rate of change for f(x) = x2 − 3x − 10 from x = −5 to x = 10.

Determine the relationship of ab and cd given the following points

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 $s$?