A souvenir store charges PHP 15.00 per keychain for orders amounting 50 or fewer keychains, PHP 12.50 per keychains for orders of 75 or fewer but more than 50 kechains. Which function best represents the cost K(x) of the x number of keychains.

Question

hi. i hope you can help me and i hope you'll also show the solution, i really need a solution so I can understand how did you get your answer. thank you po.

Answer 1

K(x) =
15.00x for x <= 50
12.50x for 50 < x <= 75

Apparently you had some choices, but they're not here.

I got my answer by reading the text provided. How else?

Answer 2

Thanks