Noah sees a pair of shoes he wants to buy. the shoes have an original price of $40 but are $10 off this week. noah has a coupon for an additional 20% off of the sale price of the shoes. what is the total percent discount (total markdown) that noah will receive on the shoes before tax is calculated?

Find the coordinates of point x that lies along the directed line segment from y(-8, 8) to t(-15, -13) and partitions the segment in the ratio of 5: 2.

Unaware that 35% of the 10000 voters in his constituency support him, a politician decides to estimate his political strength. a sample of 200 voters shows that 40% support him. a. what is the population? b. what is the parameter of interest? state its value c. what is the statistics of the interest? state its value d. compare your answers in (b) and (c) is it surprising they are different? if the politician were to sample another 200 voters, which of the two numbers would most likely change? explain

How can writing phrases as algebraic expressions you solve problems?