The sharks aquatic club recently held a fundraiser to raise money for a local charity. The swimmers received money for each lab that they swam during a one week period. The three swimmers who raise the most money were Rita, John, and Rodelle. Together they swam a total of 2125 laps. John swim three times as many laps as Rita, and Rodell swim 25 more laps then John. How many laps did each swimmer swim.

Given: circle o, cd is diameter, chord ab || cd. arc ab = 74°, find arc ca.

Kevin's bank offered him a 4.5% interest rate for his mortgage. if he purchases 3 points, what will be his new rate?

Use the given degree of confidence and sample data to construct a confidence interval for the population mean mu . assume that the population has a normal distribution. a laboratory tested twelve chicken eggs and found that the mean amount of cholesterol was 185 milligrams with sequals 17.6 milligrams. a confidence interval of 173.8 mgless than muless than 196.2 mg is constructed for the true mean cholesterol content of all such eggs. it was assumed that the population has a normal distribution. what confidence level does this interval represent?