I think that it’s observational study because she is observing them. If not experiment.
Total number of friends = 3
Let the fare be = $ J
As it is equally divided, each friend has to pay
amount
Angela paid $5 additional as tip so her share is 
Hence,Angela paid $
in total.
11yd is the diameter and circumference is 2πr = 2π(d/2) = πd = 11π yd
Answer:
5L.
Step-by-step explanation:
This is because there are 1000 mL in an L so .4 + 2.5 + .65 + 1 = 4.55 which is then rounded up to 5L.