Please help it is home work and i got 1 hour to finish it i did not listen in class.

Mary spent a total of $323.14 for a party. she spent a total of $200.22 on food, plus an additional $30.73 for each hour of the party. how long was the party?

Which is the product of 58 and 1,000? a. 0.058 b. 5,800 c. 58,000 d. 580,000

Find the value of x in the diagram below. select the best answer from the choices provided