Arectangular packet of drink has a width that is 2 cm less than its length.
its height is 4 cm more than its length.
(a) it is given that the length of the packet is m cm. write down an expression,
in terins of m, for the total surface area of the packet.
[2]

Which statement best describes the polynomial

Abag contains 3 red marbles, 2 blue marbles, and 2 green marbles. one marble is picked, then another marble. assume that the selections are made with replacement. a) find the probability of picking two red marbles with replacement. b) find the probability of picking a red marble and a blue marble. assume the selections are made without replacement. c) find the probability of picking two red marbles without replacement. d) find the probability of picking a red marble and a blue marble without replacement.

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 $s$?