ANSWER THE QUESTION DONT SAY IDK Khalid and Jesse took different overnight trains. The graph shows the relationship between the total distance Khalid travelled and the time in hours. The distance that Jesse travelled after x hours is given by the equation y = 150x.

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?

Aconstruction worker has rope 9 m long he needs to cut it in pieces that are each 3 /5 m long how many such pieces can he cut without having any rope leftover?

The ratio of the perimeters of two similar triangles is 4: 3. what are the areas of these triangles if the sum of their areas is 130cm2?