Carla invests $500 in an account that earns 4% annual interest. In approximately how many years will she have doubled her investment? A 14
OB. 18
OC 21
OD 24

Table which ratio is equivalent to 3: 7? 6: 7 3: 21 24: 56 15: 30

Alcoa was $10.02 a share yesterday. today it is at $9.75 a share. if you own 50 shares, did ou have capital gain or loss ? how much of a gain or loss did you have ? express the capital gain/loss as a percent of the original price

Gravel is being dumped from a conveyor belt at a rate of 25 ft3/min, and its coarseness is such that it forms a pile in the shape of a cone whose base diameter and height are always equal. how fast is the height of the pile increasing when the pile is 14 ft high? (round your answer to two decimal places.) ft/min