The question is "What's Stella's opportunity cost of working on her serve for an hour?" The rest of the info looks like it's meant to confuse you. They charge $10 an hour. She values an hour of her time at $20. I believe that means she would pay $20. Hope this helps!
400x6=2400 This is how a find a product
Answer:
"She lost her whey"
Step-by-step explanation:
Answer:
The least value is 1
Step-by-step explanation:
Area of a Parellelogram = Base x Height