4-4 Spiral Review Proportions and Percents Quinten ordered dinner from Domino's. The cost was $27.45. Tax is 5.5% and he wants to give the driver a
15% tip. What is the total that Quinten will spend?
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What are correct trigonometric ratios that could be used to determine the length of ln

Researchers were interested in whether relaxation training decreases the number of headaches a person experiences. they randomly assigned 20 participants to a control group or a relaxation training group and noted the change in number of headaches each group reported from the week before training to the week after training. which statistical analysis should be performed to answer the researchers' question?

Li buys supplies so he can make and sell key chains. he begins to make a profit only after he sells 4 key chains. what point on the graph makes the most sense in this situation?