Ed wants to show 137+429 with placevalue blocks. he has enough hundreds and ones blocks but only 4 tens blocks. can he show the problem? explain.

If a fair 6 sided cube is rolled 60 times, theoretically how many times should you expect to roll a 4 or a 5?

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?

5/6+7/8what is the answer sealsdbdbshd