Ms. Brown's class designed an experiment to test the effectiveness of a well-advertised hand sanitizer. They compared the hand sanitizer with two brands of soap and water. As a control, the students rubbed their hands together for two minutes in warm water and then dried them with a towel. Their results are shown in the data table. When analyzing and interpreting the data which hand washing method is LEAST effective in killing bacteria? Question 4 options: soap A soap B warm water hand sanitizer

If 90° < θ < 180° and cotθ = -1/3, then cscθ =

Jessica and martha each have a bag of cookies with unequal quantities. they have 30 cookies total between the two of them. each of them ate 6 cookies from their bag. the product of the number of cookies left in each bag is not more than 80. how many more cookies will jessica have martha? if x represents the number of cookies jessica started with, complete the statements below. the inequality that describes the relationship between the number of cookies each one of them has is x^2 - x +224 > = 0.jessica has at least cookies more than martha.

Find the zeros of each function. f(x) = 6x^2 - 7x - 20