Abel cycled a total distance of 2 1/2 miles during the months of March and April. If Abel only cycled 1/8 of a mile every day, which expression shows the number of days he cycled? Select one:
a. 2 1/2 times 1/8
b. 2 1/2 + 1/8
c. 2 1/2 − 1/8
d. 2 1/2÷ 1/8

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?

If the discriminant if a quadratic equation is 4 which statement describes the roots?

White shapes and black shapes are used in a game. some of the shapes are circles. while the rest are squares. the ratio of the number of white shapes to the number of black shapes is 5: 11. the ratio of the number of white cicrles to the number of white squares is 3: 7. the ratio of the number of black circles to the number of black squres is 3: 8. work out what fraction of all the shapes are circles.