Which description is represented by a discrete graph? 1. Kiley bought a platter for $19 and several bowls that were $8 each. what is the total cost before tax?

2. The temperature at 9 a. m was 83° F and is heating up at an average rate of 6°F per hour. what is the temperature x hours later?

3. Juan ate an egg with 78 calories and some cereal with 110 calories per serving for breakfast. what us the total amount if calories he consumed?

4. A bottle contained 2,000 ml of liquid and is being poured out at an average rate of 300 ml per second. how much liquid is left in the bottle after x seconds?

Is fgh ~ jkl? if so, identify the similarity postulate or theorem that applies.

Which graph represents the linear function below? y-4= (4/3)(x-2)

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.