A shoe store is having a clearance sale on their summer shoes. All summer shoes are marked 55% oft. A sign states you can take an additional 10% off the clearance sale prices, Kelly is deciding between two pairs of sandals shown in the table. Shoes Original Price Blue Sandals $75 Tan Sandals N $68 If she buys the blue sandals, what is the final price Kelly will pay? Round to the nearest cent.

Which scenarios are most effectively explored by conducting an experiment? there is more than one correct answer. select all that apply. researchers want to study the effectiveness of a particular drug for treating migraines. they want to know which dosage of the drug yields the best results with the least side effects. to ensure fair results, the researchers want to ensure that participants and dosage administrators do not know which dosage participants receive. a teacher wants to plan a class fieldtrip and quickly determine where students prefer to go for the class fieldtrip. a car mechanic wants to know which of two engine brands makes better-performing engines. he wants to test the engines in identical situations and rate their performance in a way that can be fairly measured. a chemist studies the properties of a metal compound. she wants to know how the sample size of the metal affects its ability to conduct electricity. she wants to conduct the research in a controlled environment to minimize bias. a realty company wants to know the average income of its clients. the company wants to gather data income from current clients.