PLZ HELP IM IN THE MIDDLE OF A TEST AND CAN NOT AFFORD TO FAIL ALL HELP IS APPRECIATED!!!

Assume that y varies inversely with x. if y=1.6 when x=0.5 find x when y=3.2

Combine like terms to create an equivalent expression. make sure to simplify coefficients and constants as well. -6/5-2/3v+4/15+1/3v

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?