Michael can run 4/9 of a mile in 5 minutes. he claims he can run 1 mile in 10 minutes. is he correct?

Which of the following is the correct ratio for converting kilograms to grams

What expression is equivalent to (2x-1)(x-3)?

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?