Nails cost $.13 per pound and screws cost $.21 per pound. michelle bought 1.5 pounds of nails and 3.4 pounds of screws. how much did she pay for the nails and screws?

Two fire-lookout stations are 190 miles apart, with station a directly south of station b. both stations spot a fire. the bearing of the fire from station a is upper n 55 degrees upper e and the bearing of the fire from station b is upper s 60 degrees e. how far, to the nearest tenth of a mile, is the fire from each lookout station?

Jackie purchased 3 bottles of water and 2 cups of coffee for the family for $7.35. ryan bought 4 bottles of water and 1 cup of coffee for his family for 7.15. how much does each bottle of water cost? how much does each cup of coffee cost?

Find the area of a parallelogram with base 15 yards and height 21 2/3