I can only help you with the second one. It is a positive correlation because it is going upwards. Good luck with the first one!
Answer:
y=1
Step-by-step explanation:
The answer is 20p. P represents the number of boxes she buys and 20 is how many pens are in each box.
There are 40 centimeters in 400 millimeters
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I believe #7 is D) 5.5 x W