12. A reindeer runs 20 miles in 3 hours. At that rate, how many miles does it run in 1 hour? Use the drop-down menu to complete the answer.
The reindeer runs
miles in one hour.
1)3 1/4
2)6 3/4
3)12 1/4
4)60 3/4

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?

Adriveway is 40 yards long about how many meters long is it

Aball is dropped from a height of 10m above the ground. it bounce to 90% of its previous height on each bounce. what is the approximate height that the ball bounce to the fourth bounce?