determine whether the following individual events are independent or dependent. Then find the probability of the combined event. Rolling two 1s followed by one 3 on three tosses of a fair die.

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 $s$?

Rewrite the following quadratic functions in intercept or factored form. show your work. y = 9 + 12x + 4x^2

(c) the diagram shows the first three shapes of a matchsticks arrangement. first shape = 3second shape = 5third shape = 7given m represents the number of matchstick used to arrange the n'th shape.(i) write a formula to represent the relation between m and n. express m as the subjectof the formula.(ii) 19 matchsticks are used to make the p'th shape. find the value of p.