Tell me what 86 divided by 1204 = ?

Apatient is to take 60 mg of an antibiotic on day 1, take 45mg on days 2 and 3, take 30mg on days 4 and 5 and take 15 mg on days 6 and 7. how many total mg will the patient take?

Does the point (1, sqrt 7) lie on circle shown.

Which table represents a linear function? i'll give brainliest to first answer ^'^