Malory works at a restaurant and is paid hourly. One month, she earned $379.20. The total amount she earns can be found using the equation y = 7.9x, where x is the number of hours she works and y is the total amount she earns in dollars. Bryan works at a karate dojo and is also paid hourly. This table shows the total amount he is paid for different numbers of hours worked. Who makes a higher rate of pay per hour?

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?

Saline iv fluid bags cost $64.20 for 24, 1000 ml bags from one supplier. a new supplier sells 500 ml bags for $2 each. the hospital uses about 10,000, 1000 ml bags each month. nurses report that about half of the bags are more than half full when they are discarded. if you are going to use only one supplier, which size bag provides the best deal, and how much will you save each month? compare the cost of the new supplier to the current one.

It takes an ant farm 3 days to consume 1/2 of an apple. at that rate, in how many days will the ant farm consume 3 apples