How many ⅛-pint tubes can be filled
from a ¾-pint bottle of hydrogen
peroxide?

6

Step-by-step explanation:

3/4 to get the common denominator of 8 would be 6/8. Then, divide by 1/8 to get 6.

56.6

step-by-step explanation:

the ratio of the perimeters is equal to the scale.

the ratio of the areas is equal to the square of the scale.

34 / 20 = k

a / 19.6 = k²

substituting:

a / 19.6 = (34 / 20)²

a = 19.6 (34 / 20)²

a ≈ 56.6