Andre received and spent money in the following ways last month. For each example, write a positive or negative number to represent the change in money from his perspective. His uncle gave him $25 as a present.

Chanelle deposits $7,500 into the bank. she does not withdraw or deposit money for 6 years. she earns 6% interest during that time. what will the balance be when she is finally able to withdraw her money?

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?

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