What is the value of d that makes lines e and f parallel? 5(2d-3) (6d +11+2d)

Cant put graph need help

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 $s$?

Ijust need these 2 questions answered (the second pic is just confirmation i'm not confident in that answer)

The height of a plant, in inches, p years after planting it is given by the polynomial function r(p) = -2p% + 270p. find the height of the plant when p = 90 years.