How many cards must be selected from a standard deck of 52 cards to guarantee that at least three cards of different suit are selected

Parks is wearing several rubber bracelets one third of the bracelets are tie-dye 1/6 are blue and 1/3 of the remainder are camouflage if parks wears 2 camouflage bracelets how many bracelets does he have on

Find the solution(s) to the system of equations. select all that apply y=x^2-1 y=2x-2

Me n o w. i need t h i s. 10 points