Jack and walter work in a store's gift-wrapping department. jack can wrap 28 boxes in 2 hours, while walter takes 3 hours to wrap 36 boxes of the same size. one day they work together for t hours to gift wrap 65 boxes. which equation models this situation

The heaviest 16% of all men in weight weigh more than how many pounds ?

The price of a visit to the dentist is \$50$50. if the dentist fills any cavities, an additional charge of \$100$100 per cavity gets added to the bill. if the dentist finds nn cavities, what will the cost of the visit be?

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?