The winner of a weight-lifting competition bench-pressed 400 pounds. All other competitors bench-pressed at least 23 pounds less.

Add 1/7 + -1/7 your answer should be reduced to its smallest form and should not be an improper fraction

Which statements regarding the diagram are true? check all that apply.

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?