NEED ASAP

at the market, peanuts cost $0.24 per ounce. how much does a bag of peanuts cost if it weighs 1.2 ounces?

a-$0.29
b-$1.44
c-$2.88
d-$0.029

Donald has x twenty-dollar bills and 11 ten-dollar bill. how much money does donald have? write your answer as an expression.

Cody was 165cm tall on the first day of school this year, which was 10% taller than he was on the first day of school last year.

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?