If the number has 6 hundreds. The tens digit has a value of 50. The ones digit is the difference between the digits in the hundreds place and tens place. What is the number?

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?

With both problems. a.s.a.p directions on photo ^

Your company withheld $4,463 from your paycheck for taxes. you received a $713 tax refund. select the best answer round to the nearest 100 to estimate how much you paid in taxes.