In a two digit number, the tens digit is 2 less than the units digit multiplied by three. The reversed number is half the original number plus 1/2. What is the origional number. Pls Help. Offering 40 points!

Which is the graph of f(x) = (4)x? image for option 1 image for option 2 image for option 3 image for option 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?

Abag of jelly beans contain 13 pink, green, 20 yellow, 10 black, 7 red, and 11 orange jelly beans. approximately what percent of the jelly beans are pink and yellow?