25/22 start fraction, 22, divided by, 25, end fraction of a number is what percentage of that number?

1. are the triangles similar and if so why? what is the value of x? show your work.

What is the slope of (0,32) and (100,212)

Aresearcher believes increased perceived control influence the well-being of residents at a nursing home. to test this , she allowed one group of residents to have control over their daily lies, (where to eat etc) . the other group of 5 residents had these deceisions made by staff. the resident's feelings of well-being were measured on a 10 point scale at the end of a one month trial period. is there a difference on well-being?