$2.38/0.40 lb = $5.95/1 lb
The spinach cost $5.95 per pound.
K is the slope of the line formed by connecting the points.
Use slope formula:

where the 2 points are the end points of the line (First and last going Left to right)

Substitute into slope formula

You can check if this is correct by going back to graph and going "up 7" and "over 2" to get from one point to the next.
Answer:
nope it is equal to 84/100 though
Step-by-step explanation:
cross multiply
21 x
-------- -----------
25 100
21*100= 2100
2100/25= 84
x=84
I hope this helped!
Sam is a little fish. He lives in the sea. He is very lonely. He wants to have a friend. The friend looks like him. Sam sees an ink fish. The ink fish has eight legs. He doesn't look like Sam. So Sam goes away. Sam meets a shark. He wants to say hello to the shark. The shark opens his big mouth. Sam runs away quickly. Sam is tired and hungry. He wants to have a rest. Then he sees a round fish. She says to him. "Hello! Would you like to be my friend?" Sam answers: "Of course! But you are round. I am flat." The round fish days: "But we are both fishes."
Sam thinks and says, "You are right. Let's be friends." They become good friends.