13. Design an algorithm to find the weighted average of four test scores. The four test scores and their respective weights are given in the following format: (9) test Score weight TestScore 19. Jason typically uses the Internet to buy various items. If the total cost of the items ordered, at one time, is $200 or more, then the shipping and handling is free; otherwise, the shipping and handling is $10 per item. Design an algorithm that prompts Jason to enter the number 13. Design an algorithm to find the weighted average of four test scores. The four test scores and their respective weights are given in the following format: (9) test Score weight TestScore 19. Jason typically uses the Internet to buy various items. If the total cost of the items ordered, at one time, is $200 or more, then the shipping and handling is free; otherwise, the shipping and handling is $10 per item. Design an algorithm that prompts Jason to enter the number