Adriana uses 1 1/4 cups of pretzels for every 1/2 cups of raisins what is the number of cups of pretezs Adriana uses for 1 cup of raisens

Hi, can anyone show me how to do this problem? 100 points for this. in advance

Solve the following pair of equations for x and y: ax/b_ by /a= a +b; ax - by = 2ab

Harry and jay are both flying on the same plane with an airline that randomly assigns seats to passengers. of the 182 total seats on the plane, 62 are window seats, 58 are middle seats, and the rest are aisle seats. what is the approximate probability that both harry and jay will be assigned aisle seats on the same plane? a. 11.48% b. 3.3% c. 2.08% d. 26.26%