1. A batch of cookies was being sold at a bake sale. 25% of the cookies contained traces of tree nuts. All 60 cookies were eventually sold. How
many contained traces of tree nuts? *

Parabolas y=−2x^2 and y=2x^2+k intersect at points a and b that are in the third and the fourth quadrants respectively. find k if length of the segment ab is 5.

Which of the following are independent events? a) knowing that it is going to rain tomorrow, and bringing an umbrella to schoolb) knowing that you have to get up early tomorrow, and going to bed before 9 p.mc) knowing that it is going to rain tomorrow, and going to bed before 9 p.md) knowing that you have a test in school tomorrow, and studying thw night before

Jeremy wants to determine the number of solutions for the equation below without actually solving the equation.